A Starlink satellite enthralled observers early Saturday morning as it broke up and reentered Earth's atmosphere.

A viral image, allegedly from Japan's space agency, has sparked renewed global interest in interstellar comet 3I/ATLAS. While ...

NASA's decision not to release new high-resolution images of the interstellar comet 3I/ATLAS has fueled an escalating debate ...

Scientists who study comets are struggling to keep up with popular speculation that the interstellar object 3I/ATLAS was sent ...

These are America’s best space museums, from the Kennedy Space Center to Houston’s Space Center—they get you up close with ...

The ESCAPADE mission, short for Escape and Plasma Acceleration and Dynamics Explorers, is the first dual-satellite mission to ...

A NASA mission will send twin spacecraft to Mars to learn what happened to the Red Planet's ancient, thick atmosphere.

On Jupiter’s moon Io—the solar system’s most volcanically active world—you’ll find the mountain Ionian Mons. Its height is estimated at nearly 8 miles. All in all, scientists have discovered more than ...

Back on planet Earth, and deep inside a pitch-black, sulfuric cave on the Albanian-Greek border, we reported on a study that ...

Experiments at high temperatures and pressures reveal chemistry that can generate water on the surface of exoplanets ...

The interstellar comet 3I/ATLAS, the third confirmed object to enter the solar system from beyond the Sun's gravitational ...

NASA's Mars Reconnaissance Orbiter used its camera to take high-resolution images of interstellar object 3I/ATLAS. We have ...