The Quad Cities club invites you out to its next public observation night on Oct. 3 in Rock Island's Longview Park.

Looking for a sky event this week? Check out our full Sky This Week column. September 24: Blue Neptune, yellow star Neptune ...

A small world 4.5 times Earth's mass is circling its star in the wrong direction. Normally there's a bully nearby to blame.

A space rock struck the Moon in 2024, carving a 728-foot crater. Two new studies show how the impact reshaped the lunar ...

A groundbreaking new radio image reveals the Milky Way in more detail than ever before, using low-frequency radio “colors” to map the galaxy’s hidden structures. The image is sharper, deeper, and ...

The search for favorable astrophotography conditions has only gotten harder due to changing atmospheric conditions, ash and ...

On April 8, 2024, a total eclipse of the Sun will occur over North America. On this day, the Moon will sail in front of our star and completely cover its luminous face. When it does, the Moon’s shadow ...

Data access, or the availability of new and archival data for use by other scientists and the public, is key to scientific advancement. How data is presented, searched, and formatted determines ...

A Space Telescope Science Institute astronomer will hold three free presentations Oct. 1-3 for students, the general public, and educators.

As the full Moon sets, the Sun is about to rise on the opposite horizon. The Very Large Telescope (VLT) has already closed its eyes after a long night of observations. The extraordinary quality of ...

It’s unclear what these objects actually are, but evidence for them has been detected by NASA’s Chandra space telescope for years ...

See all the winning images of the Astronomy Photographer of the Year competition in 2026 – world's biggest astro imaging ...