8:39
Scientists Sniff Smelly Comet
The Rosetta spacecraft has detected the scent of a comet…and it stinks.
Fukang Pallasite: One of the Rarest Types of Meteorite
This rare type of meteorite offers insight into asteroid formation, as well as earth’s geologic processes.
16:58
Catching a Glimpse of an Eclipse
This month, North America will be under the skies of a full lunar eclipse on October 8 and a partial solar eclipse on October 23.
12:08
MAVEN Maneuvers Into Mars’s Orbit
MAVEN makes into Mars’s orbit in time to meet a comet and begin unraveling mysteries of the Martian atmosphere.
11:34
Water on Earth Is a Million Years Older Than the Sun
The cloud of gas and dust that eventually condensed to form the Sun contained “thousands of oceans of water,” says astronomer Ted Bergin.
5:31
A Jovian Moon With Earth-Like Tectonics
The icy surface of Jupiter’s moon Europa may undergo processes similar to plate tectonics on Earth.
17:20
Unraveling the Mysteries of Black Holes
High energy x-rays provide a rare glimpse into the behavior of black holes.
Classroom Strategy: Image of the Day
Three approaches for using images as gateways to instruction in grades 4-16.
11:41
Close-Up With a Comet
The European Space Agency’s Rosetta spacecraft is the first probe to orbit a comet.