The Perseids will be most active on Wednesday into Thursday morning, on the moonless night after a total solar eclipse.

We’re answering some questions about the solar eclipse on Aug. 12, and providing a place for you to ask more of them.

The end of July brings the Alpha Capricornids and the Southern Delta Aquarids, both of which will be most active on Thursday night into Friday morning.

The Agency for Healthcare Research and Quality slowed the awarding of new grants last year. Now it is stopping existing ones.

It’s about how light scatters in our atmosphere.

It’s the first potentially habitable world known to host an atmosphere, making it a lead contender in the search for life beyond our solar system.

Residents fear that the Trump administration’s plans to build a border wall will threaten the region’s spectacular starry skies.

The agency gave a rosy update on Artemis III, a test flight for its goal to return humans to the moon, but experts say the timeline is ambitious.

The agency gave a rosy update on Artemis III, a test flight for its goal to return humans to the moon, but experts say the timeline is ambitious.

NASA has chosen four astronauts for the Artemis III mission, but there has been a major setback: the destruction of a Blue Origin rocket and its only launchpad. Our science reporter Katrina Miller describes what this event might mean for the U.S. goal of landing on the moon by 2028.

NASA’s next mission in its effort to return humans to the moon will be led by an all-male crew. Three of them have extensive experience in space, while the other was a backup on Artemis II.

Experts have been hopeful, but say the agency’s lunar aspirations are largely at the whims of two billionaires, Elon Musk and Jeff Bezos.

The agency will announce the crew of Artemis III on Tuesday. But will the mission be ready to fly in 2027?

Artemis III is the third in a series of missions that gets humans closer to returning to the surface of the moon.

The agency will announce the crew of Artemis III on Tuesday. But will the mission be ready to fly in 2027?

The space agency announced that the MAVEN spacecraft, which has circled Mars for more than a decade, is being decommissioned.

The second full moon of May will look smaller and dimmer than usual.