William Balmer, a doctoral student in Johns Hopkins University's Department of Physics and Astronomy, explores these ...

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

Astronomers have nicknamed the HD 61005 star system the “Moth” because it is surrounded by dust patterned similarly to the ...

I thought about the interstellar visitor as my daughter, wife, and I took turns dragging his wandering monster truck balloon ...

Binoculars and other far-range optics span a gamut of price points. Here’s what separates top-tier from entry-level ...

Stargazers looking for more to do in April have a few more things coming, including a planet parade where four planets -- ...

There are more moon missions, new ultra-powerful telescopes, groundbreaking probes and more reasons to keep your eyes on the ...

Meteor showers will begin to light up the night sky, kicking off the season with the Lyrids. The Lyrids meteor shower is set ...

The most realistic picture yet of how galaxies formed and then evolved from the beginning of time has been revealed in a ...

Comet C/2025 R3 in my Unistellar telescope on April 10, 2026. (WTOP/Greg Redfern) A brightening comet, C/2025 R3, is now visible low in the eastern sky before dawn. The comet appears in the ...

A vast new survey of the early universe has dramatically expanded the known population of hydrogen gas halos surrounding ...

Memorial art company Innerstela says it uses light-reflecting microscopes to create colorful art pieces from human or animal ...