APOD

Explanation: Recorded the night of August 12-13, images from four dedicated meteor-monitoring cameras at an astronomical observatory in…

Explanation: This was a good year for the Perseids meteor shower. A key reason was the Moon was absent from lighting up Earth’s…

Explanation: The Milky Way was not created by an evaporating lake. The colorful pool of water, about 10…

Explanation: Known for its bright and fast meteors, the annual Perseid Meteor Shower comes to planet Earth’s skies…

Explanation: How many moons does Saturn have? While the total will likely continue to grow, as of June…

Explanation: What’s happening to this meteor? This bright meteor streak appeared and disappeared quickly during a long exposure of the Great…

Explanation: What’s happening to this meteor? This bright meteor streak appeared and disappeared quickly during a long exposure of the Great…

Explanation: The Buck Moon is a traditional name for the full moon of July. In this colorful Adriatic…

Explanation: This could be the view from an exoplanet orbiting around a red dwarf star, but it is our own Sun. This image…

Explanation: The Dark Doodad Nebula drifts through southern skies, a tantalizing target for binoculars toward the small constellation…

Explanation: The Dark Doodad Nebula drifts through southern skies, a tantalizing target for binoculars toward the small constellation…