Mars' watery past is becoming clearer, with evidence of ancient rivers and long-lasting surface water. While a supposed south ...

The new satellite, Sentinel-6B, was part of a billion-dollar project to measure long-term changes in sea level around the ...

A Star Trek–inspired idea by Miguel Alcubierre kicked off decades of theory and experiments as scientists pursue plausible ...

Scientists analyzed 28 hours of recordings over two Martian years, listening for electrical signals. Dust devils on Mars ...

NASA’s Perseverance rover has, for the first time, obtained evidence that the atmosphere of Mars is electrically active, ...

If we find technological satellites of Jupiter that we did not send, it would imply that Jupiter is of interest to an ...

European astronomers report the discovery of a second alien world in the TOI-1422 planetary system located some 500 light ...

Scientists traced the Moon's parent planet Theia to the inner Solar System, solving a 4.5-billion-year mystery.

Harvard expert Avi Loeb reports another curious anomaly in 3I/Atlas as researchers continue studying the comet.

A new study of the red dwarf system TOI-3884 has uncovered rare, persistent spot-crossing signals that reveal unusually detailed information about the star’s magnetic activity and the planet’s orbital ...

After a couple of scrubs and a few aggravating holds, the Blue Origin New Glenn finally rocketed into the clear, blue Florida ...

Researchers have pinpointed a super-Earth in the habitable zone of a nearby M-dwarf star only 18 light-years away.