Two meteor showers —the Alpha Capricornids and Southern Delta Aquariids — reach their peaks this week. Here’s how to observe ...

The Perseids meteor shower, which began on July 17, will remain visible until August 24. During its peak, up to 150 meteors ...

The Southern Delta Aquariids and the Alpha Capricornids are set to peak tonight and will be active until mid-August ...

The Mastcam-Z camera on NASA’s Perseverance rover captured the Martian moon Phobos as it eclipsed the sun. Credit: ...

The Solar Dynamics Observatory saw a lunar transit and an Earth eclipse on July 25 — the first when the moon passed between it and the sun, and another when Earth did the same.

Don't miss the waxing crescent moon shine alongside Spica and the stars of the constellation Virgo in the hours following sunset on July 30.