STARRS, also known as comet C/2025 R3 (Pan-STARRS), is now visible before sunrise. Here’s how, when and where to find it on ...

Sky This Week is brought to you in part by Celestron. Friday, April 17New Moon occurs at 7:52 A.M. EDT. Spring is often ...

STARRS, also known as comet C/2025 R3 (Pan-STARRS), is visible before sunrise until this weekend. Here’s how, when and where ...

What Is Earthshine? How to Spot the Lunar Marvel in the Skies This Week ...

For several days this month, Saturn, Mars, and Mercury appear just degrees apart before sunrise—close enough to watch their ...

Three planets—Jupiter, Venus, and Mercury—are visible in the predawn sky this week. Jupiter appears highest and shines brightly above the horizon, with dazzling Venus below it. Fainter Mercury sits ...

STARRS, also known as comet C/2025 R3 (Pan-STARRS), is visible before sunrise until next weekend. Here’s how, when and where ...

A rare planetary alignment featuring Mercury, Mars, Saturn, and Neptune will be visible this week. Here's when and how to watch the early-morning sky show from India.

Looking for a sky event this week? Check out our full Sky This Week column. April 14: An Io transit The Moon passes 5° north ...

Four planets, Mercury, Mars, Saturn, and Neptune, will align in the sky this week and the rare spectacle will be visible from ...

Four planets, Mercury, Mars, Saturn and Neptune, are set to align in the sky this week, a spectacle that could be visible ...