A SOYUZ 2.1b rocket successfully placed 52 satellites into low Earth orbit on Dec. 28 after lifting off from Russia’s Vostochny Cosmodrome, completing one of the most technically complex rideshare ...

For three decades, one quiet crystal has sat at the center of a fierce argument about how exotic superconductors really work.

While most planets that we are familiar with stick relatively close to their host star in a predictable orbit, some planets ...

Most of the planets we’ve identified are in orbit around stars and formed from the disks of gas and dust that surrounded the ...

Moon, asteroids, and low Earth orbit. From NASA’s long-anticipated Artemis 2 to China’s growing presence on the lunar surface ...

Forty light-years away, seven Earth-sized planets orbit around a dim red dwarf star in one of the most tightly packed ...

The maneuvers will be undertaken by SpaceX, the owner of the largest satellite fleet in orbit. About 4,400 of the company’s ...