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Science Mission Directorate

NASA studies the universe from the smallest particles of matter and energy to the biggest questions of the evolution and structure of the cosmos.

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Latest Features

A large, luminous v pointed down to the lower right, shows two edge-on galaxies colliding. Flashes of blue like glitter and distant background galaxies can be seen.

Hubble Sees Cosmic “Flying V” of Merging Galaxies

This large “flying V” is actually two distinct objects — a pair of interacting galaxies known as IC 2184. Both the galaxies are seen almost edge-on ...

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This multiwavelength composite shows the supernova remnant IC 443, also known as the Jellyfish Nebula.

NASA's Fermi Proves Supernova Remnants Produce Cosmic ...

NASA's Fermi Gamma-ray Space Telescope reveals the first clear-cut evidence the expanding debris of exploded stars produces some of the ...

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Rare Explosion May Have Created Youngest Black Hole

New data from Chandra suggests a highly distorted supernova remnant may contain the most recent black hole formed in the Milky Way galaxy.

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JPL to Lead U.S. Science Team for Dark Energy Mission

02.12.13 - The European Space Agency (ESA) has selected three NASA-nominated science teams to participate in their planned Euclid mission, including one team led by NASA's Jet Propulsion Laboratory in Pasadena, Calif.
Hubble Catches a Side-on Spiral Streak

02.08.13 - This thin, glittering streak of stars is the spiral galaxy ESO 121-6, which lies in the southern constellation of Pictor (The Painter's Easel).
Strobe-Like Flashes in Suspected Binary Protostar

02.07.13 - Two of NASA's great observatories have teamed up to uncover a mysterious infant star that behaves like a strobe light.
Kepler Data Suggest Earth-size Planets May Be Next Door

02.06.2013 - Astronomers estimate that six percent of red dwarfs have a temperate Earth-size planet, as close as 13 light-years away.
A Cosmological Masterpiece

02.05.13 - Renowned astro-photographer Robert Gendler combined Hubble archive data with his own ground-based observations to assemble a photo illustration of the magnificent spiral galaxy M106.

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Latest News Releases

NASA'S Fermi Proves Supernova Remnants Produce Cosmic Rays

02.14.13 - A new study using observations from NASA's Fermi Gamma-ray Space Telescope reveals the first clear-cut evidence the expanding debris of exploded stars produces some of the fastest-moving matter in the universe.
NASA's Chandra Suggests Rare Explosion Created Our Galaxy's Youngest Black Hole

02.13.13 - New data from NASA's Chandra X-ray Observatory suggest a highly distorted supernova remnant may contain the most recent black hole formed in the Milky Way galaxy. The remnant appears to be the product of a rare explosion in which matter is ejected at high speeds along the poles of a rotating star.

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Latest Images

Celestial Valentine

Generations of stars can be seen in this infrared portrait from NASA's Spitzer Space Telescope. In this wispy star-forming region, called W5, the oldest stars can be seen as blue dots in the centers of the two hollow cavities.

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Supernova Remnant W49B

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Interactive Features

Goddard Virtual Tour

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Life Cycle of a Goddard Mission

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Podcasts

NASACast: Universe

Audio and video podcasts on NASA missions looking for answers deep into the cosmos.