Four newly discovered planets could help scientists learn more about how the Earth and our solar system developed during their 'teenage' years. The exoplanets reside around 130 light years away and orbit two known stars, ...
Astronomy
Jul 13, 2021
1
236
Between the stars in our Milky Way, vast amounts of tiny dust grains are floating aimlessly around. They form the building blocks of new stars and planets. But we still don't know what elements exactly are available to form ...
Astronomy
Jul 8, 2021
1
123
In 2011, scientists confirmed a suspicion: There was a split in the local cosmos. Samples of the solar wind brought back to Earth by the Genesis mission definitively determined oxygen isotopes in the sun differ from those ...
Astronomy
Jul 5, 2021
0
2948
White dwarfs, the glowing cores of dead stars, often host disks of dusty debris. However, these debris disks only appear 10 to 20 millions of years following the star's violent Red Giant phase. A new paper by Planetary Science ...
Astronomy
Jun 3, 2021
0
143
Before planets around other stars were first discovered in the 1990s, these far-flung exotic worlds lived only in the imagination of science fiction writers.
Space Exploration
Apr 22, 2021
1
45
Planetary systems form out of the remnant gas and dust of a primordial star. The material collapses into a protoplanetary disk around the young star, and the clumps that form within the disk eventually become planets, asteroids, ...
Space Exploration
Apr 12, 2021
0
19
One of the most profound discoveries in planetary science over the past 25 years is that worlds with oceans beneath layers of rock and ice are common in our solar system. Such worlds include the icy satellites of the giant ...
Astrobiology
Mar 16, 2021
9
1428
An atmosphere is what makes life on Earth's surface possible, regulating our climate and sheltering us from damaging cosmic rays. But although telescopes have counted a growing number of rocky planets, scientists had thought ...
Astronomy
Mar 15, 2021
3
2947
Astronomers report the discovery of a new sub-Neptune exoplanet as part of the TESS Hunt for Young and Maturing Exoplanets (THYME) program. The newly found alien world, designated HD 110082 b, is about three times larger ...
A team of astronomers, including associate professor Chad Trujillo of Northern Arizona University's Department of Astronomy and Planetary Science, have confirmed a planetoid that is almost four times farther from the Sun ...
Astronomy
Feb 10, 2021
3
14134
