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Comet ISON fizzles as it rounds the Sun

Observing Basics, The Moon

Spacecraft begins collecting lunar atmosphere data

Cosmology, Science

Missions study “watershed” cosmic explosion in unparalleled detail

Exotic Objects, Milky Way

Chandra helps confirm evidence of jet in Milky Way’s black hole

Exoplanets, Human Spaceflight, Planets, Robotic Spaceflight, Solar System

NASA launches mission to study upper atmosphere of Mars

Exoplanets, Planets, Solar System

Cassini spacecraft provides new view of Saturn and Earth

Exoplanets, Human Spaceflight, Planets, Robotic Spaceflight, Solar System

NASA sets MAVEN/Atlas V launch events coverage

Robotic Spaceflight, The Moon

GRAIL mission puts a new face on the Moon

Hubble sees asteroid spouting six comet-like tails

Researchers obtain crucial data from meteoroid impact

Galaxy growth examined like rings of a tree

Exoplanets, Human Spaceflight, Planets, Robotic Spaceflight, Solar System

NASA prepares to launch first mission to explore martian atmosphere