Launched in 1958 and silent since the Johnson era, Vanguard 1 is the oldest human-made satellite still orbiting Earth — and a ...

64 years ago, a man born in a tiny Russian village to a carpenter and a dairy farmer spent 108 minutes looking down at Earth.

Jonny Kim, who was selected as a NASA astronaut in 2017, arrived Tuesday morning at the International Space Station after ...

A proposed mission seeks to retrieve Vanguard-1 and display it as an ancient relic of the space age.

For the first time, nuclear fuel enriched above 5% will be irradiated in a commercial U.S. reactor, the Department of Energy ...

Science can’t be rushed, but fusion’s true believers think capturing the sun in a bottle could light humanity’s future.

A mission will deliver rock and soil from Mars to laboratories on Earth in the 2030s. Mars Sample Return (MSR) is led by NASA ...

A Soyuz rocket with NASA astronaut Jonny Kim and two Russian cosmonauts on board docked with the International Space Station ...

NASA astronaut Jonny Kim and his two cosmonaut colleagues have arrived at the International Space Station (ISS). The Russian ...

In the intense early days of the space race, a small, unusual satellite was launched into space sixty-seven years ago.

This week, discover the Sahara’s greener past, explore a mysterious cosmological force, marvel at a new concept for space ...

The trio's Soyuz capsule will arrive at the ISS on Tuesday at 5:03 a.m. EDT (0903 GMT), if all goes according to plan. You ...