Pictures may enliven us, but other data, such as information about magnetic fields, add a huge amount to our understanding of ...

The vernal equinox occurs as Mercury stands still in Pisces and several of Jupiter’s moons transit in the sky this week.

A recent paper suggests that if astrobiologists want to make an educated guess about what life on Venus might look like, they should look to a weird microbe called A. ferrooxidans, found here onEarth.

A new golden age of lunar exploration is in full swing, and the Moon is no longer the province of global superpowers alone.

The short answer is that you would weigh roughly one-sixth your Earth weight on the Moon — we also can figure this out for ...

This is the fourth comet Gröller has discovered, but given its extraordinary distance, it was the most exciting find, he says ...

A stunning Blood Moon March 13/14 caps off plenty of planetary action and sparkling stars in the sky this week.

Experiments suggest that processes in the interior of the moon could keep it swathed in an atmosphere that should otherwise ...

We put Starfield Optics' flagship Géar telescope — the Starfield Géar 115 Triplet APO — to the test. It did not disappoint.

There is a 26 percent chance every year that an out-of-control rocket will fall through busy airspace, researchers calculate.

A total lunar eclipse occurs this month. Venus transitions from evening to morning, while Mars and Jupiter dominate the late ...