Jupiter-like planet 8 UMi b, named Halla, orbits its host red giant star Baekdu closely. The red giant's merger with a white ...

If executed at the scale, Musk's orbital data center plan could have devastating effects on the environment and the ...

The first clue came from NASA’s Transiting Exoplanet Survey Satellite, TESS, launched in 2018 to watch large areas of sky for tiny, repeating dips in starlight. Each dip marks a transit and reveals an ...

Researchers used a pair of powerful supercomputers to simulate the potential trajectories of 1 million satellites in a ...

The planets are visible throughout February, "but they’ll be lined up best toward the end of the month,” NASA says.

A newly studied solar system breaks the usual planet pattern, raising fresh questions about how rocky and gas planets form.

The idea of waging war in orbit is no longer a figment of science fiction. As satellite technologies and launch capabilities ...

Astronomers have finally figured out how the most common types of planets in our galaxy are formed—by watching a set of baby planets grow up in real time. These worlds, found in a young star system ...

Gas giants possibly developed slowly in the solar system. They developed cores layer by layer within a disk of ice and dust ...

For 15 years, one nearby exoplanet refused to reveal its secrets, its spectrum stubbornly flat, its atmosphere unreadable.

Astronomers have observed a planetary system that challenges current planet formation theories, with a rocky planet that ...

Astronomers have uncovered a distant planetary system that flips a long-standing rule of planet formation on its head. Around the small red dwarf star LHS 1903, scientists expected to find rocky ...