Wis. man finds rock believed to be meteor fragment

April 17, 2010

(AP) -- Scientists say an apparent fragment from a meteor that lit up Midwestern skies this week has been recovered in southwestern Wisconsin.

The fragment weighs 0.3 pounds and is about the size of an unshelled peanut. The meteor had streaked across the sky about 10 p.m. Wednesday and was visible from southern Wisconsin and northern Iowa to central Missouri.

University of Wisconsin geology professor John Valley says fragment has a so-called fusion crust. The paper-thin blackened coating results when a meteor superheats as it speeds through the atmosphere.

Valley says the man who found the fragment lent it to university scientists for a two-hour analysis.

Based on preliminary tests, the meteor appears to have come from the vast between Mars and .

On the Net: UW-Madison geology museum: http://www.geology.wisc.edu/~museum/

Explore further: Seismometer image captured from this morning's Midwest earthquake


Related Stories

STAR TRAK for November: Mars is prominent again

November 2, 2009

(PhysOrg.com) -- Pumpkin-colored Mars will return to prominence during November, rising shortly before midnight at the beginning of the month and more than two hours earlier by month's end. The orange planet will brighten ...

2010 Major Meteor Showers

April 8, 2010

(PhysOrg.com) -- The very best thing you can do to maximize your meteor shower enjoyment is get as far away from light pollution (city lights, etc.) as you can and find a location with a clear, unclouded view of the night ...

Wisconsin Fireball Caught On Tape

April 16, 2010

(PhysOrg.com) -- A rooftop webcam at the University of Wisconsin-Madison captured the final seconds of a fireball's Wednesday, April 14 descent into the atmosphere. A fireball is a meteor, or "shooting star," that emits a ...

Recommended for you

Hubble captures a galactic waltz

November 26, 2015

This curious galaxy—only known by the seemingly random jumble of letters and numbers 2MASX J16270254+4328340—has been captured by the NASA/ESA Hubble Space Telescope dancing the crazed dance of a galactic merger. The ...

1 comment

Adjust slider to filter visible comments by rank

Display comments: newest first

not rated yet Apr 17, 2010
Incorrect title.
Its meteorite.

Please sign in to add a comment. Registration is free, and takes less than a minute. Read more

Click here to reset your password.
Sign in to get notified via email when new comments are made.