BlogArena

General blog about anything and everything of everyday's life.

October 31, 2016
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Bennu: How a Little Asteroid Became a Rock Star

Formerly known as 1999 RQ36, the space rock was chosen by process of elimination as the destination for the UA-led OSIRIS-REx mission, which will pick up a sample of its regolith and return it to Earth for analysis. Launch is … Continue reading

April 3, 2014
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Die verräterische Strahlung von metallischen Asteroiden

Tausende von Datensätzen des NASA-Weltraumteleskops WISE (Wide-field Infrared Survey Explorer) haben die Planetenforscher des Deutschen Zentrums für Luft- und Raumfahrt (DLR) ausgewertet – und kamen dabei den metallischen Asteroiden auf die Spur: Die Schwergewichte unter den Asteroiden bleiben erstaunlich kühl … Continue reading

March 26, 2014
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Lander Philae: Das Ende des Winterschlafs naht

Einen Raketenstart im März 2004, mehrfaches Schwungholen an Erde und Mars, zwei rasante Vorbeiflüge an den Asteroiden Šteins und Lutetia – das alles hat der Lander Philae an Bord der ESA-Raumsonde Rosetta bei seinem Flug zum Kometen 67P/Churuymov-Gerasimenko bisher bereits … Continue reading

November 27, 2013
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From Mercury to Morocco, and onward to Yale: a meteorite’s tale

Talk about a precious stone — the largest piece of the only known meteorite from the planet Mercury has found its way to Yale, where it is now on display at the Peabody Museum of Natural History. Known as NWA … Continue reading

February 21, 2013
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NASA Releases Radar Movie of Asteroid 2012 DA14

An initial sequence of radar images of asteroid 2012 DA14 was obtained on the night of Feb. 15/16, 2013, by NASA scientists using the 230-foot (70-meter) Deep Space Network antenna at Goldstone, Calif. Each of the 72 frames required 320 … Continue reading

October 28, 2012
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Hungry Black Hole

Astronomers poised for galactic chow-down The super-massive black hole at the center of the Milky Way Galaxy has a healthy appetite, frequently snacking on asteroids and comets. Now, a cloud of gas and dust called G2 is on a dangerous … Continue reading

September 6, 2012
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Dinosaur Die Out Might Have Been Second of Two Closely Timed Extinctions

The most-studied mass extinction in Earth history happened 65 million years ago and is widely thought to have wiped out the dinosaurs. New University of Washington research indicates that a separate extinction came shortly before that, triggered by volcanic eruptions … Continue reading

July 21, 2012
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Meet a Face Behind the MIRI

This summer welcomed the delivery of the James Webb Space Telescope’s first flight instrument, the Mid-Infrared Instrument (MIRI). The instrument will peer out into the farthest depths of the cosmos and capture light showcasing star and galaxy formation. MIRI’s design, … Continue reading