Tag #Exoplanet

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dw.com

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Apr 23, 22:12

Disintegrating Lava Planet Found with 9-Million Kilometer Tail

MIT astronomers discovered BD+05 4868 Ab, a disintegrating lava planet 140 light-years away, possessing a 9-million kilometer tail due to extreme heat from its nearby star, and is predicted to vanish in 1-2 million years.

Disintegrating Lava Planet Found with 9-Million Kilometer Tail

MIT astronomers discovered BD+05 4868 Ab, a disintegrating lava planet 140 light-years away, possessing a 9-million kilometer tail due to extreme heat from its nearby star, and is predicted to vanish in 1-2 million years.

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What is the significance of the discovery of BD+05 4868 Ab, a disintegrating lava planet with a 9-million kilometer tail?

A team of astronomers from MIT has discovered a disintegrating lava planet, BD+05 4868 Ab, approximately 140 light-years from Earth. The planet, smaller than Mercury but larger than the Moon, possesses a 9-million kilometer tail, shedding material equivalent to Mount Everest's mass per orbit. This rapid disintegration, caused by extreme heat from its star, is predicted to result in the planet's complete disappearance within 1 to 2 million years.

cnn.com

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Apr 19, 19:14

Potential Biosignatures Detected on Exoplanet K2-18b

Astronomers detected molecules in the atmosphere of exoplanet K2-18b, 124 light-years from Earth, that on Earth are produced only by marine phytoplankton, suggesting the possibility of life on this Hycean world; however, confirmation is pending.

Potential Biosignatures Detected on Exoplanet K2-18b

Astronomers detected molecules in the atmosphere of exoplanet K2-18b, 124 light-years from Earth, that on Earth are produced only by marine phytoplankton, suggesting the possibility of life on this Hycean world; however, confirmation is pending.

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What recent discovery offers potential evidence of life beyond Earth, and what are its implications?

Astronomers are searching for biosignatures, such as molecules produced by life (e.g., dimethyl sulfide), in exoplanet atmospheres and analyzing geological evidence like microfossils in Martian rocks. The discovery of dimethyl sulfide in the atmosphere of K2-18b, a Hycean world, is a significant development, though not definitive proof of extraterrestrial life.

arabic.euronews.com

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Apr 18, 13:16

Potential Biosignatures Detected on Exoplanet K2-18b

Astronomers using data from NASA and the James Webb Space Telescope detected potential biosignatures—dimethyl sulfide and dimethyl disulfide—in the atmosphere of exoplanet K2-18b, located 124 light-years from Earth within its star's habitable zone, suggesting potential extraterrestrial life.

Potential Biosignatures Detected on Exoplanet K2-18b

Astronomers using data from NASA and the James Webb Space Telescope detected potential biosignatures—dimethyl sulfide and dimethyl disulfide—in the atmosphere of exoplanet K2-18b, located 124 light-years from Earth within its star's habitable zone, suggesting potential extraterrestrial life.

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What is the significance of the potential biosignature detection on exoplanet K2-18b?

Astronomers have detected potential biosignatures, namely dimethyl sulfide and dimethyl disulfide, in the atmosphere of exoplanet K2-18b, which are primarily produced by microbial life on Earth. This discovery, based on data from NASA and the James Webb Space Telescope, is considered the strongest indication yet of potential extraterrestrial biological activity. However, further research is needed to confirm these findings and rule out alternative explanations.

pt.euronews.com

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Apr 18, 01:14

Potential Biosignatures Detected on Distant Exoplanet K2-18b

Astronomers have found potential chemical indicators of life on K2-18b, an exoplanet 124 light-years away, using data from the James Webb Space Telescope; the detected compounds, dimethyl sulfide and dimethyl disulfide, are primarily produced by microbial life on Earth, although further research is ...

Potential Biosignatures Detected on Distant Exoplanet K2-18b

Astronomers have found potential chemical indicators of life on K2-18b, an exoplanet 124 light-years away, using data from the James Webb Space Telescope; the detected compounds, dimethyl sulfide and dimethyl disulfide, are primarily produced by microbial life on Earth, although further research is ...

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What is the significance of the potential detection of dimethyl sulfide and dimethyl disulfide in the atmosphere of exoplanet K2-18b?

Astronomers detected potential chemical signs of life on K2-18b, an exoplanet 124 light-years away, using data from NASA and the James Webb Space Telescope. The detected compounds, dimethyl sulfide and dimethyl disulfide, are primarily produced by microbial life on Earth. Further research is needed to confirm these findings.

dailymail.co.uk

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Apr 17, 19:19

Strongest Evidence Yet of Life Outside Our Solar System Found on Exoplanet K2-18b

Scientists using data from the James Webb Space Telescope have detected dimethyl sulfide (DMS) and dimethyl disulfide (DMDS) in the atmosphere of exoplanet K2-18b, 124 light-years from Earth, providing strong evidence for the potential existence of extraterrestrial life.

Strongest Evidence Yet of Life Outside Our Solar System Found on Exoplanet K2-18b

Scientists using data from the James Webb Space Telescope have detected dimethyl sulfide (DMS) and dimethyl disulfide (DMDS) in the atmosphere of exoplanet K2-18b, 124 light-years from Earth, providing strong evidence for the potential existence of extraterrestrial life.

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How do the concentrations of DMS and DMDS on K2-18b compare to those on Earth, and what are the implications of this difference?

K2-18b, a Hycean world orbiting a red dwarf star in the habitable zone, exhibits atmospheric concentrations of DMS and DMDS thousands of times higher than on Earth. This aligns with earlier predictions and strengthens the hypothesis of a life-sustaining ocean on the planet. Further observations are needed to confirm this exciting discovery.

welt.de

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Apr 17, 16:15

Possible Signs of Life Found on Exoplanet K2-18b

An international team, using the James Webb Space Telescope, detected dimethyl sulfide (DMS) and dimethyl disulfide (DMDS) in the atmosphere of exoplanet K2-18b, 124 light-years away, suggesting potential life but requiring further confirmation.

Possible Signs of Life Found on Exoplanet K2-18b

An international team, using the James Webb Space Telescope, detected dimethyl sulfide (DMS) and dimethyl disulfide (DMDS) in the atmosphere of exoplanet K2-18b, 124 light-years away, suggesting potential life but requiring further confirmation.

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How does the concentration of DMS and DMDS on K2-18b compare to Earth, and what are the implications of this difference?

The discovery builds upon previous findings of water and other gases in K2-18b's atmosphere. The detection of DMS and DMDS, confirmed using two different infrared ranges, strengthens the hypothesis of life. However, the concentration of these compounds is significantly higher than on Earth, raising further questions.

kathimerini.gr

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Apr 23, 01:14

Disintegrating Exoplanet Offers Unique Insights into Planetary Evolution

Astronomers have discovered BD+05 4868 Ab, a small, rocky exoplanet orbiting dangerously close to its star and leaving a 9-million kilometer dust tail due to intense heat; this is only the fourth such disintegrating exoplanet observed, offering unique insights into the evolution of such celestial bo...

Disintegrating Exoplanet Offers Unique Insights into Planetary Evolution

Astronomers have discovered BD+05 4868 Ab, a small, rocky exoplanet orbiting dangerously close to its star and leaving a 9-million kilometer dust tail due to intense heat; this is only the fourth such disintegrating exoplanet observed, offering unique insights into the evolution of such celestial bo...

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What are the key characteristics of the newly discovered disintegrating exoplanet BD+05 4868 Ab, and what unique insights does it offer into the evolution of such celestial bodies?

Astronomers have discovered a small, rocky exoplanet, BD+05 4868 Ab, orbiting dangerously close to its star. Its surface is evaporating due to intense heat, leaving a 9-million kilometer tail of mineral dust. This is only the fourth such disintegrating exoplanet observed, offering a unique opportunity to study these 'doomed worlds'.

dailymail.co.uk

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Apr 18, 13:17

Potential Biosignatures Found on Exoplanet K2-18b

A University of Cambridge study reveals potential biosignatures in the atmosphere of exoplanet K2-18b, a 'hycean' world 120 light-years away in the Leo constellation, significantly increasing the probability of extraterrestrial life.

Potential Biosignatures Found on Exoplanet K2-18b

A University of Cambridge study reveals potential biosignatures in the atmosphere of exoplanet K2-18b, a 'hycean' world 120 light-years away in the Leo constellation, significantly increasing the probability of extraterrestrial life.

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What are the immediate implications of finding potential biosignatures on the exoplanet K2-18b?

A new study suggests the exoplanet K2-18b, located 120 light-years away, contains atmospheric chemicals produced by living organisms on Earth. This finding, based on analysis of its hydrogen-rich atmosphere and vast oceans, significantly increases the likelihood of extraterrestrial life.

bbc.com

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Apr 18, 13:16

Possible Signs of Life Detected on Exoplanet K2-18b

Scientists detected molecules in the atmosphere of exoplanet K2-18b, potentially indicating life; however, further data is needed to confirm this finding beyond the current three-sigma confidence level.

Possible Signs of Life Detected on Exoplanet K2-18b

Scientists detected molecules in the atmosphere of exoplanet K2-18b, potentially indicating life; however, further data is needed to confirm this finding beyond the current three-sigma confidence level.

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What are the alternative explanations for the detected molecules' presence, and how do these impact the likelihood of life on K2-18b?

The detected molecules, dimethyl sulfide (DMS) and dimethyl disulfide (DMDS), are found on Earth in significantly smaller quantities than those observed on K2-18b. This abundance, if linked to life, would imply widespread life on the planet. However, the current data only reaches a three-sigma confidence level, meaning further study is needed to reach the five-sigma standard for scientific discovery.

edition.cnn.com

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Apr 17, 16:15

Possible Biosignature Detected on Exoplanet K2-18 b

Scientists using the James Webb Space Telescope have detected dimethyl sulfide and dimethyl disulfide in the atmosphere of exoplanet K2-18 b, which are gases produced by living organisms on Earth, suggesting the possible presence of microbial life, although further observations are necessary for con...

Possible Biosignature Detected on Exoplanet K2-18 b

Scientists using the James Webb Space Telescope have detected dimethyl sulfide and dimethyl disulfide in the atmosphere of exoplanet K2-18 b, which are gases produced by living organisms on Earth, suggesting the possible presence of microbial life, although further observations are necessary for con...

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What is the significance of detecting dimethyl sulfide and dimethyl disulfide in the atmosphere of exoplanet K2-18 b?

The James Webb Space Telescope has detected dimethyl sulfide (DMS) and dimethyl disulfide (DMDS) in the atmosphere of exoplanet K2-18 b, gases produced on Earth by biological processes. This suggests the possibility of microbial life on K2-18 b, although further observation is needed to confirm this biosignature. The findings are published in the Astrophysical Journal Letters.

jpost.com

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Apr 17, 22:11

Possible Biosignatures Detected on Exoplanet K2-18 b

The James Webb Space Telescope detected dimethyl sulfide and dimethyl disulfide in the atmosphere of exoplanet K2-18 b, suggesting the potential for microbial life, but further research is needed to confirm this finding.

Possible Biosignatures Detected on Exoplanet K2-18 b

The James Webb Space Telescope detected dimethyl sulfide and dimethyl disulfide in the atmosphere of exoplanet K2-18 b, suggesting the potential for microbial life, but further research is needed to confirm this finding.

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What is the significance of detecting dimethyl sulfide and dimethyl disulfide in the atmosphere of exoplanet K2-18 b?

The James Webb Space Telescope has detected dimethyl sulfide (DMS) and dimethyl disulfide (DMDS) in the atmosphere of exoplanet K2-18 b, gases typically produced by biological processes on Earth. This suggests the possibility of microbial life on K2-18 b, although confirmation requires further observation and analysis to rule out non-biological sources.

theglobeandmail.com

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Apr 17, 16:15

Possible Life Detected on Exoplanet K2-18 b

The James Webb Space Telescope detected dimethyl sulfide and dimethyl disulfide in the atmosphere of exoplanet K2-18 b, suggesting possible microbial life 124 light-years away in the constellation Leo; however, further observations are needed to confirm this biosignature.

Possible Life Detected on Exoplanet K2-18 b

The James Webb Space Telescope detected dimethyl sulfide and dimethyl disulfide in the atmosphere of exoplanet K2-18 b, suggesting possible microbial life 124 light-years away in the constellation Leo; however, further observations are needed to confirm this biosignature.

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What is the significance of detecting dimethyl sulfide and dimethyl disulfide in the atmosphere of exoplanet K2-18 b?

The James Webb Space Telescope has detected dimethyl sulfide (DMS) and dimethyl disulfide (DMDS) in the atmosphere of exoplanet K2-18 b, gases produced on Earth by microbial life. This suggests the possibility of microbial life on K2-18 b, although further observations are needed to confirm this biosignature.

Showing 13 to 24 of 41 results