The sunspot AR3664, which is about 15 times wider than Earth, has finally rotated out of our planet's view — but not before ...

The Erigone family of asteroids are water-rich space rocks that provide a window into the solar system's past.

The largest planetary construction site ever seen, spanning hundreds of billions of miles in size, may very well be cast in ...

SPECULOOS-3 b marks the second planetary system ever seen orbiting a red dwarf star. Astronomers have discovered an ...

Another factor is the size of the reservoir itself. While it's true that larger reservoirs hold more magma, that doesn't ...

The outer halo of the Milky Way is filled with magnetic fields that take the shape of vast donuts with diameters ranging from ...

As with weather forecasting on Earth, space weather forecasts are just as critical ahead of the storm. That's why NOAA's ...

Astronomers have discovered a new planetary oddball beyond the solar system that is as fluffy and light as cotton candy. The ...

Ingenuity's flying days are over — it hit the Mars dirt hard on its final flight, damaging its rotor blades — but its ...

NASA's plan to build a train track on the moon is part of the agency's Innovative Advanced Concepts program, which aims to ...

The astronaut quartet literally spent the day in an Orion mockup at NASA's Johnson Space Center, and included mission backup astronaut Jenni Gibbons from the Canadian Space Agency (CSA) as well.

But those of us hoping for a repeat of the widespread auroras that lit up the skies worldwide on May 10 could be disappointed ...