Spectra allow astronomers to measure mass of exoplanet
Posted: Thu, Jun 28 6:05 AM ET (1005 GMT)
Astronomers announced this week that they have used spectroscopic observations of an extrasolar planet to directly measure its mass. Astronomers at the European Southern Observatory...

MDA to buy Space Systems/Loral
Posted: Wed, Jun 27 6:38 AM ET (1038 GMT)
Canadian space company MacDonald, Dettwiler and Associates Ltd. (MDA) will buy the satellite manufacturing arm of Loral in a billion-dollar deal, the company announced...

Weather delays Delta 4 Heavy launch
Posted: Wed, Jun 27 6:28 AM ET (1028 GMT)
Heavy rains associated with a tropical storm have pushed back the launch of an NRO satellite on a Delta 4 Heavy from Thursday to Friday,...

GeoEye shares fall on NGA contract cuts
Posted: Tue, Jun 26 6:28 AM ET (1028 GMT)
Commercial remote sensing company GeoEye said Monday it would continue development of its next satellite despite receiving word from its primary government customer that it...

Shenzhou docks manually with Tiangong
Posted: Sun, Jun 24 10:03 AM ET (1403 GMT)
In a new demonstration of Chinese space capabilities, a crewed Shenzhou spacecraft safely undocked with an orbiting lab module Sunday and then redocked under manual...

ESA approves dark matter and energy mission
Posted: Sat, Jun 23 9:52 AM ET (1352 GMT)
The European Space Agency (ESA) gave its approval this week for the development of a space observatory that will seek new evidence of dark matter...

Astronomers discover two closely orbiting exoplanets
Posted: Fri, Jun 22 7:22 AM ET (1122 GMT)
Astronomers using data from NASA's Kepler spacecraft said Thursday they have discovered two dissimilar extrasolar planets with orbits very close to each other. The...

LRO detects evidence for water ice in lunar crater
Posted: Thu, Jun 21 7:09 AM ET (1109 GMT)
Data from a NASA orbiter suggests that water ice is present in at least minute amounts on the floor of a crater at the Moon'...

Atlas 5 launches NRO satellite
Posted: Wed, Jun 20 1:05 PM ET (1705 GMT)
An Atlas 5 rocket successfully launched a classified satellite for the National Reconnaissance Office (NRO) on Wednesday morning. The Atlas 5 401 lifted off from...

Proton launch delayed
Posted: Wed, Jun 20 7:23 AM ET (1123 GMT)
The Proton launch of a commercial communications satellite has been postponed perhaps until July because of a problem with the launch vehicle. The Proton M...