dust

Surprise – Mars Has Auroras Too!

Just a day after skywatchers at mid- to upper-latitudes around the world were treated to a particularly energetic display of auroras…

7 years ago

Rosetta’s Comet Meets Charlie Brown’s “Pig-Pen”

Anyone who's ever read a Charlie Brown comic strip knows "Pig-Pen", the lovable boy who walks around in a constant cloud…

7 years ago

Revisit Halley’s Comet – Stay Up Late for This Week’s Eta Aquarid Meteor Shower

UPDATE: Watch a live webcast of the meteor shower, below, from NASA's Marshall Space Flight Center during the night of…

8 years ago

LADEE Sees Zodiacal Light before Crashing into Moon, but Apollo Mystery Remains

Sunrise over the surface of the moon: a series of star tracker images taken by LADEE Saturday, April 12. The…

8 years ago

Happy Equinox! – A Perfect Time to See the Zodiacal Light

Welcome to the first day of spring! If you have a clear night between now and April 1, celebrate the…

8 years ago

Dusty Galaxies Shine Across The Universe In New Herschel Survey

While dust is easy to ignore in small quantities (says the writer looking at her desk), across vast reaches of…

8 years ago

Should This Alien World Even Exist? This Young Disk Could Challenge Planet-Formation Theories

Take a close look at the blurry image above. See that gap in the cloud? That could be a planet…

9 years ago

What Do Comet PANSTARRS And Pinocchio Have In Common?

While comets can't tell lies, they do sometimes grow long noses. As the weeks click by and our perspective on…

9 years ago

Closely-Orbiting Stellar Companions Surrounded by “Mystery Dust”

Artist's concept showing a dust disk around a binary system containing a white dwarf and a less-massive M (red) dwarf…

9 years ago

The Case of the Disappearing Dust

Astronomy has always taught us that planets form from vast clouds of dust and gas orbiting young stars. It's a…

10 years ago