Astronomers have identified the clearest signs yet of an atmosphere around a rocky planet outside our Solar System, marking a major step in understanding extreme worlds. Using NASA’s James Webb Space ...

Green-glowing interstellar comet 3I/ATLAS, heading for its December 19 flyby, is spewing key organic 'ingredients for life' ...

Images captured by NASA's Parker Solar Probe as the spacecraft made its record-breaking closest approach to the sun in ...

Mars once looked far more like Earth, with a thicker atmosphere and liquid water pooling on its surface, yet today it is a ...

Data from the James Webb Space Telescope suggests that exoplanet TOI-561 b is surrounded by a thick atmosphere above a global ...

Researchers using NASA’s James Webb Space Telescope have detected the strongest evidence yet for an atmosphere on a rocky ...

New images from the Hubble Space Telescope and ESA’s JUICE spacecraft show interstellar comet 3I/ATLAS as it moves through the inner solar system, offering new details about its path, activity, and un ...

This is the strongest evidence yet of a rocky planet beyond our solar system with an atmosphere. Astronomers using the James ...

Researchers using NASA's James Webb Space Telescope have detected the strongest evidence yet for an atmosphere on a rocky ...

A new explanation for the solar system's radioactive elements suggests Earth-like planets might be found orbiting up to 50 ...

The comet is the third object ever confirmed to have entered our cosmic neighborhood from elsewhere in the galaxy. Space ...

CAPE CANAVERAL SPACE FORCE STATION — NASA and Blue Origin are planning to launch the ESCAPADE mission, where a pair of satellites will study Mars' magnetosphere. ESCAPADE will eventually help future ...