It was an unprecedented event: On October 6, 2008, asteroid 2008 TC3 was spotted by the Catalina Sky Survey Telescope in Arizona. Plotting its trajectory, astronomers knew the 80-ton rock was heading for a collision course ...
Space Exploration
Nov 1, 2011
0
0
(AP) -- Pieces of a retired German satellite hurtling toward the atmosphere may crash to earth this weekend, the German Aerospace Center said Thursday.
Space Exploration
Oct 20, 2011
1
0
Ever since the great Japan tsunami on March 11 washed millions of tons of debris into the Pacific, scientists at the International Pacific Research Center, University of Hawaii at Manoa, have been trying to track the trajectory ...
Environment
Oct 14, 2011
0
0
An Ariane-5 rocket launch that was postponed because of a strike at the Kourou space centre in French Guiana is to go ahead on Wednesday after the dispute was resolved, officials said.
Space Exploration
Sep 21, 2011
0
0
Scientists at the Vienna University of Technology (TU Vienna) have developed a method to steer waves on precisely defined trajectories, without any loss. This way, sound waves could be sent directly to a target, avoiding ...
General Physics
Apr 4, 2011
1
0
(PhysOrg.com) -- On 10 July, ESA's Rosetta will fly past 21 Lutetia, the largest asteroid ever visited by a satellite. After weeks of manoeuvres and a challenging optical navigation campaign, Rosetta is perfectly lined up ...
Space Exploration
Jul 8, 2010
2
0
With funding from the Air Force Office of Scientific Research, engineers at Boston University are working on a theoretical approach to improve automated mission control and decision-making for fleets of unmanned aerial vehicles.
Engineering
Mar 31, 2010
0
0
(PhysOrg.com) -- Following the first and primary trajectory correction manoeuvre 22 October, Rosetta is lined up nicely for the approach to Earth. The manoeuvre provided an 8.8 cm/s change in orbital velocity and the thruster ...
Space Exploration
Oct 28, 2009
0
0
(PhysOrg.com) -- NASA's Lunar Crater Observation and Sensing Satellite mission (LCROSS) based on new analysis of available lunar data, has shifted the target crater from Cabeus A to Cabeus (proper).
Space Exploration
Sep 29, 2009
0
0
Four NASA rockets launched from Poker Flat Research Range during a three-hour span on the morning of Feb. 18, 2009. The rockets, carrying payloads that emitted glowing vapor trails that help scientists study turbulence in ...
Space Exploration
Feb 19, 2009
0
0
