The astronomer Halton C. Arp (1927–2013) was a very well-known researcher of galaxies and other distant objects. He is ...

A new study, however, identifies a possible candidate. A separate team of astronomers compared 1983 data from the Infrared ...

Regarding the right ascensions and declinations of celestial objects for the purposes of amateur astronomy, some coordinates ...

The main-belt asteroid 3 Juno reached opposition yesterday afternoon, meaning it now lies directly opposite the Sun in our ...

Deep observations from the James Webb Space Telescope (JWST) have revealed an exceptionally large galaxy in the early universe. It’s a cosmic giant whose light has travelled over 12 billion years to ...

Sophisticated computational models let us examine objects such as supernova remnants in extraordinary detail and from every angle.

The Moon could be the proving ground for humanity’s evolution, however, this new frontier raises complex legal questions.

The still nearly Full Moon passes close to the heart of the Scorpion, Antares, visible in the southern sky early this morning.

The solar system's smallest planet is quickly approaching superior conjunction, so catch it in the morning sky while you can.

The Cat’s Eye is a young planetary, at perhaps 1,000 years. In part because of this, it shows the multiple stages of a ...

It really depends on the higher levels of our atmosphere, but a lower dew point is a better starting point for good observing ...

Debris from the 50 year-old probe Cosmos 482 crash-landed into the Indian Ocean over the weekend.