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

Is tonight a full moon? Here's when and how to watch zooming fireballs in the sky from Perseid meteor shower — this weekend.

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

"When is the next solar eclipse?" has become a trending question across social media platforms. A solar eclipse occurs when ...

Is tonight a full moon? Here's when and how to watch zooming fireballs in the sky from Perseid meteor shower — this weekend.

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

When is the next new moon?The next new moon will occur on Saturday Aug. 23 at 2:06 a.m. EDT (0606 GMT). A new moon occurs when the moon is directly between Earth and the sun, with its shadowed side ...

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.