Astronomers have made the rare and tantalizing discovery of an Earth-like exoplanet 40 light-years away that may be just a little warmer than our own world. The new paper "Gliese 12 b, A Temperate Earth-sized Planet at 12 ...
Planetary Sciences
May 23, 2024
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292
Exoplanet K2-18b is garnering a lot of attention. James Webb Space Telescope spectroscopy shows it has carbon and methane in its atmosphere. Those results, along with other observations, suggest the planet could be a long-hypothesized ...
Planetary Sciences
Jan 30, 2024
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3
In the search for potentially life-supporting exoplanets, liquid water is the key indicator. Life on Earth requires liquid water, and scientists strongly believe the same is true elsewhere. But from a great distance, it's ...
Astronomy
Jan 17, 2024
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29
A recent study posted to the arXiv preprint server and accepted to The Astrophysical Journal uses computer models to investigate why the exoplanet, TRAPPIST-1c, could not possess a thick carbon dioxide (CO2) atmosphere despite ...
Planetary Sciences
Jan 2, 2024
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31
The Earth is a wonderful blue and green dot covered with oceans and life, while Venus is a yellowish sterile sphere that is not only inhospitable but also sterile. However, the difference between the two is only a few degrees ...
Astrobiology
Dec 18, 2023
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4207
In September, the world passed 1.5°C of warming. Two months later, we hit 2°C of warming. It's fair to wonder what is going on.
Earth Sciences
Nov 21, 2023
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Curbing global heating at 1.5 degrees Celsius will avert runaway climate change but not mass suffering in developing nations, a consortium of 50 researchers warned Wednesday.
Environment
May 31, 2023
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143
Since the 18th century, humans have been taking fossil fuels out of their safe storage deep underground and burning them to generate electricity or power machinery.
Earth Sciences
May 3, 2023
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62
In the search for life elsewhere in the universe, scientists have traditionally looked for planets with liquid water at their surface. But, rather than flowing as oceans and rivers, much of a planet's water can be locked ...
Astronomy
Mar 15, 2023
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343
Volcanic activity lasting hundreds to thousands of centuries and erupting massive amounts of material may have helped transform Venus from a temperate and wet world to the acidic hothouse it is today, a NASA paper suggests.
Planetary Sciences
Nov 18, 2022
0
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