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Moon rocks reveal nearby supernova
Iron-60 found in moon rocks supports an earlier finding that - 2 million years ago - a supernova exploded only 300 light-years away.
April 25, 2016
Bubble Nebula looks like giant cosmic soap bubble
A new Hubble image captures - in stunning clarity - the Bubble Nebula, a cloud of gas and dust illuminated by the brilliant star within it.
April 23, 2016
New images of Ceres craters
New Dawn spacecraft images of two craters on the dwarf planet Ceres, Haulani and Oxo. Haulani looks like a fresh impact into Ceres' surface.
April 20, 2016
Gravity lens reveals dwarf dark galaxy
A detailed analysis of an image of the gravitational lens SDP.81 has indicated the presence of a dark dwarf galaxy, four billion light-years away.
April 17, 2016
Why are these black hole jets aligned?
The only way for this alignment to exist is if the supermassive black holes in this part of space are all spinning in the same direction.
April 16, 2016
Kepler is OK! Spacecraft recovered from emergency
Kepler mission engineers still aren’t sure why the planet-hunting spacecraft went into Emergency Mode last week.
April 12, 2016
Stars strip atmospheres of super-Earths
The planets are 2-10 times as massive as Earth. They orbit near their stars and receive some 650 times the radiation that Earth receives from our sun.
April 11, 2016
Planet 9 not affecting Cassini at Saturn
"Although we'd love it if Cassini could help detect a new planet, we don't see any perturbations in our orbit that we cannot explain with our current models," said Cassini project manager Earl Maize.
April 9, 2016
Supermassive black holes everywhere?
A near-record supermassive black hole discovered in a sparse area of the local universe suggests these monster objects might be more common than once thought.
April 9, 2016
Laser cloaking to hide Earth from aliens?
If we wanted to hide Earth from alien civilizations, could we do it? Apparently, we could, according to new work by two scientists at Columbia University.
April 8, 2016
