asteroid impact

The asteroid Bennu, a “rubble pile”, seen by the OSIRIS-REx spacecraft from a distance of 13 km. Note the huge boulder on the lower right. Credit: NASA/Goddard/University of Arizona
What astronomers mean by 'rubble pile asteroids'
Phil Plait

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Tag: Meteor Showers
Could larger space rocks be hiding in the Beta Taurid meteor stream? We may find out this summer.
Phil Plait
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A meteor shower — in theis case, the Perseids — is usually composed of small bits material sloughed off a comet that burn up in our atmosphere. Credit: NASA/JPL
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UPDATE: The lunar eclipse impact was from a beachball-sized rock moving at 61,000 kph!
Phil Plait
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A small asteroid, probably only a few kilograms in mass, slammed into the Moon during a lunar eclipse on January 20, 2019. Credit: Griffith Observatory
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The largest asteroid impact since Chelyabinsk exploded harmlessly over Bering Sea
Phil Plait
Mar 25, 2019
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A natural-color image of the fireball and vapor trail from an asteroid that blew up over the Bering Sea in late 2018. Credit: NASA/GSFC
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Tag: Meteorite
Meteorite impacts a house in Uruguay
Phil Plait
Mar 22, 2019
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The brecciated structure is apparent after a part of the San Marco meteorite was sawed off. Credit: Demarco et al.
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Tag: dinosaurs
What killed the dinosaurs? Astronomy and geology.
Phil Plait
Mar 7, 2019
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Artwork depicting the last day of the Cretaceous Period. Credit: Davide Bonadonna via Imperial College London
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Sometime in the past decade Mars suffered an impact shotgun blast
Phil Plait
Feb 27, 2019
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A series of fresh impact craters on Mars were created by the breakup of an incoming asteroid or comet. The event happened sometime no earlier than 2009. Credit: NASA/JPL/University of Arizona
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Tag: lunar eclipse
An asteroid impacted the Moon during the lunar eclipse!
Phil Plait
Jan 23, 2019
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Amateur astronomer Christian Fröschlin saw the impact as well; he added together several video frames to make this composite. The streak to the upper left is a star. Credit: Christian Fröschlin
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Tag: Asteroid
Deep freeze impact: Scientists find a *huge* asteroid impact crater under Greenland’s ice
Phil Plait
Nov 14, 2018
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Incoming! Somewhat fanciful artwork depicting the asteroid responsible for the Hiawatha impact crater asteroid breaking up high above the Earth before slamming into Greenland. Credit: Natural History Museum of Denmark, Cryospheric Sciences Lab, NASA/GSFC
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A bright meteor over Greenland didn't spark nuclear war. [Phew]
Phil Plait
Aug 3, 2018
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The Chelyabinsk, Russia fireball on Feb. 15, 2013, seen from a dashboard camera. Credit: Евгений Славенков via YouTube
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Watch two meteorites hit the Moon
Phil Plait
Jul 31, 2018
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An impact from a small meteoroid lights up the moonscape. Credit: Moon Impacts Detection and Analysis System (MIDAS)/Jose Maria Madiedo
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An asteroid impact triggered an avalanche on Mars!
Phil Plait
Jun 26, 2018
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In color, the ochre dust and dark basalt underlying it are more obvious. Credit: NASA/JPL/University of Arizona
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A spectacular crater glows on the Moon's far side
Phil Plait
Mar 2, 2018
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Pierazzo crater, an impact side on the lunar far side, just over the edge of the Moon as seen from Earth. Credit: NASA/GSFC/Arizona State University
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Tag: dinosaurs
Did the dinosaur-killer asteroid have an accomplice? Evidence is… mounting.
Phil Plait
Feb 12, 2018
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I couldn’t find a good picture of an asteroid, a dinosaur, and a volcano, so please instead enjoy this photo I took of a meteorite, a Gorn, and a piece of lava. Credit: Phil Plait (reluctantly)
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Why do asteroids explode high in the atmosphere?
Phil Plait
Dec 11, 2017
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Artwork depicting the fireball from the Siberian Tunguska impact of 1908. Credit: Don Davis / DonaldEDavis.com used by permission
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Two space rocks will (safely!) buzz Earth this fall
Phil Plait
Aug 11, 2017
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An artist’s concept of an asteroid passing quite close to Earth.
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