Venus continues to be the “Morning Star” in the east before dawn, albeit it has become dimmer — but still bright — as it ...

Celebrate the Fourth with the Fireworks Galaxy, then check out the Demon Star Algol and the Full Buck Moon in the sky this ...

The night sky in July a phenomenon that reminds skywatchers how remarkable it is just to be alive and to experience such ...

The only evening planet for July is Mars, faint red in the west at dusk, and getting lost in the Sun’s glare by August. High ...

For example, the authors of the new study determined that a large majority of the 44 newfound stars are "red supergiants" — the largest-volume stars in the universe.

Red supergiant stars represent a pivotal phase in the late-stage evolution of massive stars. Betelgeuse, one of the nearest and most studied red supergiants, offers a unique opportunity to explore ...

A previously unexplored globular cluster glitters with multicolored stars in this NASA Hubble Space Telescope image. Globular ...

Astronomers have studied the globular cluster 47 Tucanae extensively, but still have many questions. It may have an ...

Astronomy neophytes sometimes mistake the Pleiades star cluster for the Little Dipper because the brightest Pleiades stars resemble a tiny, skewed dipper.

During the post-sunset hours of Saturday (June 28), the crescent moon will line up with Mars and the bright star Regulus above the western horizon.