A new model has been developed to simulate interstellar activity within our solar system and the nearby Alpha Centauri system ...

K2-360 is a newly found planetary system with a super-dense planet, likely the core of a former larger world, shaped by ...

A new study modeled the chemistry of TOI-270 d, an exoplanet between Earth and Neptune in size, finding evidence that it could be a giant rocky planet shrouded in a thick, hot atmosphere. TOI-270 d is ...

A group of comets with unexplained movements presents a quandary D avide Farnocchia hunts down and tracks asteroids, and several years ago he saw something he couldn’t explain. Farnocchia works at ...

A powerful new observatory is the best hope yet for finding the elusive Planet 9, a large planet that some scientists say is ...

Pluto isn’t the only dwarf planet in our solar system's outer reaches. Now is an ideal time to look for the egg-shaped Haumea, says Abigail Beall ...

"What surprised us, at the end, was how effective this type of impact could be in explaining Mercury's unusual structure ...

A mere 48 light-years from Earth in the constellation Ophiuchus is an exoplanet that has been defying scientists attempts to understand it.

A Southwest Research Institute-led study modeled the chemistry of TOI-270 d, an exoplanet between Earth and Neptune in ...

2025 — A combination of cosmic processes shapes the formation of one of the most common types of planets outside of our solar system, according to a new ... Mar. 13, 2025 — Water once existed ...

The sun just released a burst of a rare form of helium known as helium-3 ( 3 He). What's peculiar is this lightweight, ...

NASA’s Hubble Space Telescope reveals a longer day on Uranus than previously thought, correcting data from 1986 and reshaping ...