Astronomers using the NASA/ESA Hubble Space Telescope observed the smallest exoplanet where water vapor has been detected in its atmosphere. At only approximately twice Earth's diameter, the planet GJ 9827d could be an example ...
Astronomy
Jan 25, 2024
0
177
The James Webb Space Telescope (JWST) has just scored another first: a detailed molecular and chemical portrait of a distant world's skies.
Astronomy
Nov 22, 2022
1
3076
New research published in Earth and Planetary Science Letters suggests that Mars was born wet, with a dense atmosphere allowing warm-to-hot oceans for millions of years. To reach this conclusion, researchers developed the ...
Astrobiology
Sep 21, 2022
4
1080
By combining observations from three international spacecraft at Mars, scientists were able to show that regional dust storms play a huge role in drying out the Red Planet.
Astronomy
Aug 17, 2021
0
1006
In a novel laboratory investigation of the initial atmospheres of Earth-like rocky planets, researchers at UC Santa Cruz heated pristine meteorite samples in a high-temperature furnace and analyzed the gases released.
Astronomy
Apr 15, 2021
2
838
Scientists have developed a new method for detecting oxygen in exoplanet atmospheres that may accelerate the search for life.
Astronomy
Jan 6, 2020
1
1145
Science fiction writers have long featured terraforming, the process of creating an Earth-like or habitable environment on another planet, in their stories. Scientists themselves have proposed terraforming to enable the long-term ...
Space Exploration
Jul 30, 2018
113
1731
Tremendous amounts of soot, lofted into the air from global wildfires following a massive asteroid strike 66 million years ago, would have plunged Earth into darkness for nearly two years, new research finds. This would have ...
Earth Sciences
Aug 21, 2017
25
404
Scientists have long thought that Ceres may have a very weak, transient atmosphere, but mysteries lingered about its origin and why it's not always present. Now, researchers suggest that this temporary atmosphere appears ...
Space Exploration
Apr 6, 2017
9
174
(Phys.org)—Using the Hubble Space Telescope (HST), astronomers have spotted an atomic hydrogen corona around Jupiter's icy moon Europa. The discovery which could improve our understanding of Europa's tenuous atmosphere ...
