The newest visitor is 416 million miles from the sun, out near Jupiter, and heading this way at a blistering 37 miles per ...

A new investigation into old Kepler data has revealed that a planetary system once thought to house zero planets actually has ...

ESA's Mars Express orbiter captured footage of the Mars' moon Deimos pass in front of Ganymede, Europa, Jupiter, Io and ...

The European Space Agency said Wednesday that scientists have discovered what might be only the third known interstellar ...

The object gained an official name, C/2025 N1 or 3I/ATLAS, on Wednesday. Moving at a record-setting speed for an interstellar ...

Hubble Space Telescope imagery created an HD look at the gas giant planet Jupiter. Credit: NASA Goddard Space Flight Center ...

Exoplanet HIP 67522 b, fluffed up to the size of Jupiter, circles so close to its star that it’s triggering violent flares — ...

Stars often whip their planets with solar winds and radiation, pull them ever closer with gravity and sear them with heat.