House bill would roll back proposed NASA changes
Posted: Wed, Jul 21 6:58 AM ET (1058 GMT)
A House version of a NASA authorization bill released this week would sharply limit funding for a number of initiatives in the administration's budget...

Moon creates "giant snowballs" in Saturn's rings
Posted: Wed, Jul 21 6:42 AM ET (1042 GMT)
Scientists have spotted giant "snowballs" of icy materials in the rings of Saturn created by the gravity of a passing moon. Observations by NASA's...

Senate committee approves NASA authorization bill
Posted: Fri, Jul 16 7:13 AM ET (1113 GMT)
A US Senate committee unanimously approved Thursday a NASA authorization bill that represents a compromise between the White House and advocates of NASA's existing...

MESSENGER reveals volcanic activity, magnetic storms at Mercury
Posted: Fri, Jul 16 7:02 AM ET (1102 GMT)
Observations by NASA's MESSENGER spacecraft have provided new insights into Mercury's volcanic history and its magnetic storms. PApers published in the journal Science...

New Centennial Challenges competitions announced
Posted: Wed, Jul 14 6:09 AM ET (1009 GMT)
NASA announced Tuesday a trio of new competitions that would provide multimillion-dollar prizes for space technology achievements. The three competitions, with a combined purse...

PSLV launches remote sensing, other satellites
Posted: Mon, Jul 12 11:49 AM ET (1549 GMT)
An Indian rocket placed a remote sensing satellite and four smaller spacecraft into orbit on Monday. The Polar Satellite Launch Vehicle (PSLV) lifted off from...

Rosetta flies past asteroid Lutetia
Posted: Sun, Jul 11 12:18 PM ET (1618 GMT)
ESA's Rosetta spacecraft flew past the asteroid Lutetia on Saturday, the largest asteroid to date visited by a spacecraft. The spacecraft made its closest...

Proton launches EchoStar satellite
Posted: Sun, Jul 11 12:02 PM ET (1602 GMT)
A Proton rocket successfully placed an American direct-to-home (DTH) television satellite into orbit early Sunday. The Proton M lifted off from the Baikonur...

GSLV failure linked to faulty turbopump
Posted: Sat, Jul 10 11:52 AM ET (1552 GMT)
The failure of an Indian launch vehicle earlier this year has been traced back to a turbopump in a new, indigenously-developed upper stage, the...

Dust found in Hayabusa capsule
Posted: Thu, Jul 8 6:23 AM ET (1023 GMT)
Japanese scientists have found traces of dust in a sample return capsule from the Hayabusa spacecraft that may be from an asteroid visited by the...