Tuesday, July 22, is expected to be the second of three days in 2025 where more than a millisecond could be shaved off the ...

Is the Moon’s slow retreat from Earth a cosmic time bomb in our planet’s relationship or an entry to the precision of modern ...

You might think Earth has just one moon — but scientists say we’ve actually got a small family of them quietly circling us at ...

Earth is spinning faster this summer, making the days marginally shorter and attracting the attention of scientists and ...

Two days this summer have been unusually short, with the shortest expected on Aug. 5, leading global timekeepers to consider ...

The Earth eclipses the moon in this time-lapsed view from Firefly's Blue Ghost moon lander. Credit: Firefly Aerospace ...

NASA Artemis missions are working toward a near future where humans are an interplanetary species—lunar bases are planned by ...

House and Senate appropriations bills would preserve SLS, Orion, and the Gateway. However, the House version of NASA's budget ...

What time will the new moon rise in Leo? Here's when and how to watch July's moon rise amid the Delta Aquariids meteor shower ...

The moon's thin atmosphere, called an exosphere, has been a puzzle to science for some time. Two main processes were thought ...

Scientists break down the reasons why days are getting shorter—and the mystery they're still trying to solve about Earth's ...

The Perseids are the most sought-after meteor showers of the summer, according to NASA, which are forecast to be active from ...