Fastest Nova
/
RSS Feed
A star system in Hercules almost seemed embarrassed. A couple of years ago, it grew thousands of times brighter in […]
K Dwarf Planets
/
RSS Feed
Many searches for planets in other star systems look for stars like the Sun. Since the Sun is the only
Orionid Meteors
/
RSS Feed
The surface of Comet Halley is being peeled away like the skin of an onion. It loses a layer about
Cassiopeia
/
RSS Feed
Characters in Greek mythology never seemed to learn that it was a bad idea to disrespect the gods. Consider Cassiopeia,
Moon and Antares
/
RSS Feed
The scorpion is vanishing in the evening twilight. But tonight offers one last good chance to see it. Antares, the
Local Cloud
/
RSS Feed
Our home galaxy, the Milky Way, is a bit like the foam on top of a bubble bath — bubbles,
Heliosphere
/
RSS Feed
A giant “bubble” surrounds our solar system. It’s kept puffed up by the Sun, and it extends far into space.
Messier 51
/
RSS Feed
Charles Messier compiled a catalog of “fuzzy” objects in the night sky to help his fellow astronomers discover more comets.
Future Eclipses
/
RSS Feed
If you miss this morning’s eclipse, there’s always another one. It might not be a solar eclipse, and it might
Annular Eclipse
/
RSS Feed
An annular solar eclipse isn’t quite the same spectacle as a total eclipse. The Moon doesn’t completely cover the Sun,