Trans-Neptunian objects (TNOs) are icy bodies that vary widely in size, from large dwarf planets like Pluto and Eris—each ...

Saturday 15, February 2025. Like checking your horoscope every morning? You can now sign up to our free daily newsletter to ...

NASA's Polar Resources Ice Mining Experiment-1 (PRIME-1) is preparing to explore the moon's subsurface and analyze where ...

These popular astronomy questions, answered by Astronomy magazine, will help you better understand our universe - and share ...

Take advantage of a special 6-7 planet alignment from Earth's perspective. Planets 'line up' in the skies over California in ...

For the first time, astronomers have imaged dozens of belts around nearby stars where comets and tiny pebbles within them are ...

Look up this week for February’s full snow moon and to catch the last glimpse of a visible parade of planets in the night sky before they fade from view.

Lovers of la luna also know that each month brings a different type of moon, too — a snow moon in February, a worm moon in ...

Two gargantuan canyons on the moon were carved by a hailstorm of rocks — and that’s good news for future lunar astronauts.

In August 2006, the International Astronomical Union made the controversial, but correct, decision to demote Pluto from its ...

According to a recent YouGov poll, 35% of Americans think Pluto is not a planet. But they are all wrong—kind of. To get to the bottom of whether Pluto is a planet, I tracked down planetary scientist ...

Scientists proposed an explanation for the formation of Vallis Schrödinger and Vallis Planck near the lunar south pole, which ...