Every constellation has something within its borders worth tracking down, if you just look hard enough. Here are five to ...

Sixth test flight of the largest rocket to ever fly will feature another attempt at catching the Super Heavy booster and ...

November’s major meteor shower ramps up as the Moon reaches perigee shortly before its Full phase in the sky this week.

Insulation provided by carbon dioxide ice above the martian polar caps could explain many of the Red Planet’s ancient river features.

This list of commonly confused terms in astronomy will help you better understand the cosmos and the common phenomena we see ...

Rainbows may be a trick of the eye, but they’re also based in fascinating optical physics. Here's how they work and why we ...

As the ISS ages and is eventually decommissioned, private companies may operate the orbital platforms of the future.

Mars’ features are starting to become visible, Mercury appears in the evening sky, and the Trifid Nebula glows in the sky ...

NASA has identified nine locations near the Moon’s south pole for the first crewed lunar landing since Apollo 17.

A six-mile-thick crust of methane trapped in water ice could explain many of the saturnian moon's weird properties ...

A century ago this month, a brash astronomer leaked a discovery that opened our view to the cosmic distance scale and the ...

When the historic observatory was shuttered by the University of Chicago, a community organization helped to revitalize it.