NASA's NEOWISE celebrates 10 years, plans end of mission
The asteroid and comet-hunting infrared space telescope has gathered an impressive haul of observations, but it's now at the mercy of the sun, which is accelerating its demise.
The asteroid and comet-hunting infrared space telescope has gathered an impressive haul of observations, but it's now at the mercy of the sun, which is accelerating its demise.
Astronomy
Dec 14, 2023
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The most famous comet of all is headed back toward Earth. Halley's comet reached aphelion—its farthest point from the sun—on Dec. 8, at which point it began its long journey back to the sun.
Planetary Sciences
Dec 12, 2023
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As an astronomer and meteor enthusiast, I'd say it's the most wonderful time of the year.
Astronomy
Dec 11, 2023
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By analyzing the images from the Ultraviolet Near Infrared Optical Northern Survey (UNIONS), an international team of astronomers has discovered a new compact satellite of the Milky Way, which received designation Ursa Major ...
It's easy to get swept up in the swirling starry arms of this intermediate spiral galaxy, NGC 4654, in the constellation Virgo. The galaxy has a bright center and is labeled "intermediate" because it has characteristics of ...
Astronomy
Oct 3, 2023
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Did you know the Northern lights or Aurora Borealis are created when the mythical Finnish "firefox" runs so quickly across the snow that its tail causes sparks to fly into the night sky?
Planetary Sciences
Sep 21, 2023
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What do you feel when you see the aurora?
Planetary Sciences
Aug 15, 2023
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A solar storm forecast for Thursday is expected to give skygazers in some states along the U.S.-Canada border a faint glimpse of the northern lights which—at their peak—produce a colorful sky show when solar wind hits ...
Planetary Sciences
Jul 13, 2023
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A solar storm forecast for Thursday is expected to give skygazers in 17 American states a chance to glimpse the Northern Lights, the colorful sky show that happens when solar wind hits the atmosphere.
Space Exploration
Jul 9, 2023
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An intense solar storm has the northern lights gracing the skies farther south than usual. A blast of superhot material from the sun late last week hurled scorching gases known as plasma toward Earth at nearly 2 million mph ...
Planetary Sciences
Apr 24, 2023
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