As the four-person crew of Artemis II prepares to launch on a historic mission around the moon as soon as February, some experts are worried about the Orion spacecraft’s heat shield.

Four astronauts are about to fly around the moon on NASA's Artemis 2 mission, and you can join them by adding your name to ...

As America approaches its 250th anniversary of declaring independence, NASA's Artemis II mission will carry a host of mementos that reflect the nation's long tradition of exploration, innovation, and ...

Sweeping winds of vaporized metals have been found in a massive cloud that dimmed the light of a star for nearly nine months.

Interstellar comet 3I/ATLAS is tearing across the inner solar system at roughly 130,000 miles per hour, a speed that turns ...

The JWST tracks a path right-to-left across the eastern horizon in the hours following sunset in January. On Jan. 19 it will be located to the left of the star Nu Orionis in the raised right arm of ...

With 12 flights designed to finetune NASA's spaceflight procedures, the Gemini program followed Project Mercury and was an ...

NASA's giant new moon rocket is moved to the launchpad at Kennedy Space Center in anticipation of the first manned lunar ...

The Space Launch System and Orion capsule were transported to the launchpad before an astronaut mission that could launch as ...

Depending on the timing, NASA could launch a fresh crew to the space station while four other astronauts are flying around ...

Ahead of the historic mission which will return humans around the moon, NASA's giant SLS rocket is set to roll to the KSC ...