Our Sun is about halfway through its life, which means Earth is as well. After a star exhausts its hydrogen nuclear fuel, its ...

What can star variability—changes in a star's brightness over time—teach astronomers about exoplanet habitability? This is ...

Researchers have developed a precision magnetometer based on a special material that changes optical properties in response ...

Astronomers have identified a colossal exomoon candidate roughly seven Neptune masses orbiting the giant world HD 206893 B — ...

The James Webb Space Telescope has caught a rare kind of exoplanet in the act of falling apart, revealing a world so light ...

New kaolinite-rich rocks uncovered by NASA’s Perseverance rover suggest Mars once hosted warm, rainy environments that may ...

New James Webb telescope observations of the 'super-puff' planet WASP-107b show that the exoplanet's runaway atmosphere is ...

Four near-Earth asteroids are set to make close approaches to Earth within a 24-hour period, NASA’s Jet Propulsion Laboratory (JPL) has confirmed. Scientists stress that all four objects will pass ...

Long before Mars turned into the frozen desert you see today, water shaped its surface in dramatic ways. Rivers cut through ...

Interstellar comet 3I/ATLAS is a chemical goldmine, holding life's building blocks four times richer than local comets.

"We believe that the universe on very large scales is made of a network-like distribution of galaxies, gas and dark matter," ...

NASA launches TRACERS satellites to reveal how solar energy penetrates Earth's magnetic shield and triggers space storms.