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

Research findings are available online in the journal Nature Astronomy. The original story “ Pristine star reveals the dawn ...

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

Night skies, giant telescopes, and striking views make this Ohio park one of the most memorable places to visit after dark.

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

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

Follow along for live updates as Artemis 2 makes its closest approach to the Moon.

The decades since scientists confirmed the first planet around another star have been rich in discovery, but it’s rare to see ...

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

Introduction to Astronomy is a college class usually filled with excitement and a lot of questions about outer space. Questions like: What are black holes? Are there planets out there that are ...

In about 5 to 8 billion years, our sun is expected to evolve into a white dwarf—an extremely dense, Earth-sized stellar ...

A group of distinguished scientists have slammed the government’s withdrawal from a major European space observatory over concerns it could sideline Australia from astronomy research.