The Eberly Telescope Dark Energy Experiment (HETDEX) has discovered tens of thousands of gigantic hydrogen gas halos, called ...

The Elkins Park Skywatchers gathered for a watch party as the Artemis II mission began Wednesday night.

Nat” Chris Mentrek invites anyone interested in astronomy to sign up and log on for his free virtual programs this spring.

Look up in April 2026 for Venus and Jupiter, the Lyrids peak, zodiacal light after the new moon, and a short window to catch ...

The ExoLife Finder (ELF) looks like no telescope ever built. A spectacular crown of 15 five-meter mirrors perches atop a ...

The awe-inducing Vera C. Rubin Observatory does not blink. From its sky-high altitude in the Chilean Andes, Rubin will image ...

Discover the most spectacular celestial events lighting up the night sky this April for Global Astronomy Month, from dazzling ...

Stargazers can enjoy unique views of Mercury, a planet parade, and the Zodiacal Light.

Astronomy and commercial space are often portrayed as being on a collision course, yet their futures are deeply intertwined. As satellite constellations expand, astronomers raise concerns about trails ...

Description: In 1965, MIT's Lincoln Laboratory saw their Lincoln Calibration Sphere 1 (LCS-1) launched into Earth orbit. It was an empty aluminum sphere and couldn't do any science of its own. But the ...

These are the familiar rhythms of the Vizag Astronomy Club’s ongoing moon watch sessions, a public initiative that has ...