Here’s a look at human spaceflight programs in the United States and around the world. Facts The United States ended its crewed space shuttle program with the launch of Atlantis on July 8, 2011, and ...

The moon dims, the meteors fly, and the planets dance—these are the most exciting celestial events happening this month.

A German startup named Isar Aerospace will try to launch its first rocket Saturday, aiming to become the first in a wave of ...

This is what Mr Musk said he wanted to do last year. Then it seemed barely plausible. Today it looks next to impossible. Mr ...

The slow race of getting NASA’s Space Launch System rocket pieced together for next year’s Artemis II moon mission jumped a ...

Quantitatively upstaging Earth’s guest appearance of a second moon this fall, a recent study found that Saturn has 128 new ...

In late 2024, astronomers spotted asteroid 2024 YR4 on a trajectory that could potentially threaten Earth. This observation ...

Saturn now leads the solar system with 274 known moons. Scientists say many moons formed from past collisions.

The spacecraft, about the size of a small car, conducted a series of experiments. It drilled three feet into the lunar soil, took X-ray images of the magnetic bubble that surrounds and protects Earth ...

The continent’s imminent attempt at a commercial orbital launch could be the start of a bold new era that ends Europe’s ...

Unlike Apollo—which used a single spacecraft comprising a mothership and lunar lander—Artemis III will see Orion dock with ...

The current Moon Tree plantings pay homage to a similar program conducted as part of the Apollo 14 mission in 1971.