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Featured Images

March 9, 2017
Structure of a massive star shortly before it explodes as a supernova

Stellar Onion

March 6, 2017

Universal Chemistry

February 28, 2017
Curiosity rover view of Mars, February 10, 2017

Mountain Climbing

February 25, 2017
HST view of Uranus and its moons and rings

New Moons?

February 22, 2017
Composite image of Supernova 1987A

Brilliant Dead Star

February 21, 2017
NICER X-Ray Telescope Attached to International Space Station

A 'Nicer' View of the Sky

February 16, 2017
Encke's Comet in mid-February

Evening Comet

February 13, 2017
Galaxy map shows

Sailing Through the Galaxies

February 8, 2017
A comet in the February pre-dawn sky

Green Visitor

February 2, 2017
NGC 6334 and NGC 6357

Galactic Menagerie

January 29, 2017
Moon, Venus, and Mars, evenings of January 30 and 31

Evening Array

January 27, 2017
The crew of Apollo 1

Fallen Astronauts

January 25, 2017
Infrared image of Alpha Camelopardalis

Plowing Through the Galaxy

January 19, 2017
ALMA view of a sunspot

Giant Storm

January 16, 2017
Apollo 17 commander Eugene Cernan poses on the Moon in 1972

Last Walk

January 11, 2017
sequence of images depicting the merger of M31 and Milky Way galaxies

Crash Course

January 5, 2017
Infrared view of Orion Nebula and surrounding clouds of gas and dust

Making Stars

January 1, 2017
Artist's concept of 2016 WF9

Heading In

December 27, 2016
Enhanced-color image of Charon from New Horizons

Charonian Chapeau

December 22, 2016
Hubble Space Telescope view of NGC 248 in the Small Magellanic Cloud

Bright Gas

December 18, 2016
Hubble Space Telescope view of the galaxy NGC 1300

Star Bar

December 15, 2016
X-Ray image of VLA J2130+12

Slow Eater

December 11, 2016
Cassini view of Saturn's north pole

Closer to the Storm

December 9, 2016
John Glenn, astronaut

Departed Hero

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