Visible for some five hours after sunset is Mars, making its way through Cancer. Shining at 1st magnitude, this ruddy point ...

Thursday, May 22 The Moon hangs near Saturn and Neptune in the early-morning sky, and it’s best to catch them earlier rather ...

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

The Coma Cluster is a rich group of galaxies visible in Coma Berenices, high in the southern sky late this evening.

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

The ephemeral remnants left behind by exploding stars are some of the most extraordinary objects visible to astronomers here ...

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

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

Of the more than 5,000 exoplanets that have been confirmed so far and many more thousands of candidates, most orbit stars the ...

An aerospace engineer explains why NASA, Space Force and other agencies are using or testing aerobraking for more ...

A Full Flower Moon shines in the sky tonight from sunset to sunrise. This month's Full Moon appears smaller than usual, just ...

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