In 2026, there will be journeys to the moon and Mars, new visions of the cosmos and a solar eclipse that might be worth ...

Kicking off the year’s cosmic wonders is the moon, drawing the first astronauts to visit in more than 50 years as well as a ...

Our 24-hour day measures Earth’s rotation relative to the Sun, known as a solar day. This is slightly longer than Earth’s ...

It is with a heavy heart that I announce that NASA Earth Science Communications has directed The Earth Observer to conduct an ...

Zipping toward Earth at around 20,000 miles per hour, the asteroid is due to make its closest approach on Tuesday.

The Artemis II mission, which could launch as early as February, is expected to send four astronauts on a trip to the moon, ...

At 2:23 am Eastern time on March 19, 2025, an astronaut aboard the International Space station (ISS) captured a striking ...