Astronomy Picture of the Day . Almahata Sitta 15 . ... Credit Copyright: Peter Jenniskens (SETI Institute/NASA Ames) Explanation: Small asteroid 2008 TC3 fell to Earth at dawn on October 7, 2008, tracking through the skies over the Nubian Desert in northern Sudan. That event was remarkable because it was the first time an asteroid was detected in space before crashing into planet Earth's atmosphere. ... 2007 2008 . ... Publications with keywords: meteorit - asteroid - impact . ...