James Webb Space Telescope: A giant leap towards 'other Earths'?
There is only one Earth... that we know of.
There is only one Earth... that we know of.
Astronomy
Dec 10, 2021
0
122
Seven Earth-sized planets orbit the star TRAPPIST-1 in near-perfect harmony, and U.S. and European researchers have used that harmony to determine how much physical abuse the planets could have withstood in their infancy.
Astronomy
Nov 25, 2021
3
471
An astronomer from NSF's NOIRLab has teamed up with a geologist from California State University, Fresno, to make the first estimates of rock types that exist on planets orbiting nearby stars. After studying the chemical ...
Astronomy
Nov 2, 2021
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1633
Extrasolar planets are being discovered at a rapid rate—4,531 planets in 3,363 systems (with another 7,798 candidates awaiting confirmation). Of these, 166 have been identified as rocky planets (also known as "Earth-like"), ...
Planetary Sciences
Oct 18, 2021
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27
A compositional link between planets and their respective host star has long been assumed in astronomy. For the first time now, a team of scientists deliver empirical evidence to support the assumption—and partly contradict ...
Astronomy
Oct 14, 2021
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98
In the early solar system, terrestrial planets like Mercury, Venus, Earth and Mars are thought to have formed from planetesimals, small early planets. These early planets grew over time, through collisions and mergers, to ...
Astronomy
Sep 1, 2021
58
531
The prospects for life on a given planet depend not only on where it forms but also how, according to Rice University scientists.
Earth Sciences
May 10, 2021
0
131
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
We are made of stardust, the saying goes, and a pair of studies including University of Michigan research finds that may be more true than we previously thought.
Earth Sciences
Apr 2, 2021
11
6643
Where did Earth's nitrogen come from? Rice University scientists show one primordial source of the indispensable building block for life was close to home.
Astronomy
Jan 21, 2021
2
243