Astronomy contributor and lunar expert Robert Reeves looks back on a Texas-sized achievement in Moon exploration.

The FAA has released a draft environmental assessment evaluating the impact of increasing launches from 50 to 120 per year.

The Pleiades, Ptolemy's Cluster, the Large Magellanic Cloud — here's how to center the sky's brightest deep-sky wonders in ...

Head out and find some bright planets in the evening this week: Mars, Jupiter, and Venus are all visible right now. Here's ...

A recent study of data from multiple missions shows the Red Planet may get its name from an iron mineral that formed when ...

Researchers worry an “extinction-level event” is coming for space science as the Trump administration looks to slash spending ...

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

If venusian clouds contain life, it will be very different than what we know. But terrestrial analogs might still give us ...

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

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

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

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