Stargazers will be treated to a rare seven-planet alignment in February. This is what scientists hope to learn.

The planets in our solar system have lined up a surprise for astrophiles and skygazers. You will likely have heard the news ...

Some space conspiracy theories just won't go away.

Jupiter's Great Red Spot storm, which usually appears dark-red, can be seen shining a lurid blue color in an ultraviolet ...

NASA astronaut Don Pettit has snapped a striking shot of the super-bright comet racing past our planet for the first time in ...

"Some of the extreme ultraviolet light above active regions flickers erratically for a few hours before a solar flare," ...

Astrophysical bow shocks and other multiscale phenomena work like cosmic particle accelerators to launch electrons to ...

So I grabbed my camera, ran outside, and looked up just as Mars was supposed to emerge from the Moon's curved horizon. Seen ...

The ESA Solar Orbiter has provided a stunning new look at the Sun by combining 25 high-resolution images. This mosaic offers a detailed view of the solar surface, including sunspots and granules, ...

Firefly Aerospace’s Blue Ghost lunar lander will spend around 45 days in transit to the Moon before landing on the lunar ...

A spacecraft named BepiColombo is currently zipping by planet Mercury, making a very close flyby and snapping incredible high ...

Firefly Aerospace's first mission to the moon is poised to launch in the early morning hours on Jan. 15. The company's Blue ...