11 July 2009, 02:20 PM ET
The lightning that thwarted today's planned launch of the space shuttle Endeavour is a familiar problem for NASA's shuttle fleet.
11 July 2009, 07:47 AM ET
The space shuttle Endeavour plans its third STS-127 launch attempt today.
10 July 2009, 06:55 PM ET
With only eight shuttle missions remaining, here's a guide to NASA's last orbiter flights.
10 July 2009, 01:48 PM ET
NASA has officially cleared the space shuttle Endeavour for its third launch attempt on Saturday.
09 July 2009, 11:28 AM ET
After weeks of repair work on the shuttle Endeavour, only the weather stands in the way of a Saturday launch.
08 July 2009, 11:31 AM ET
Stormy weather may delay NASA's planned Saturday launch of the shuttle Endeavour.
07 July 2009, 02:21 PM ET
The shuttle Endeavour crew arrived at NASA’s Florida spaceport on Tuesday for its planned weekend launch.
01 July 2009, 03:53 PM ET
NASA's shuttle Endeavour is set to launch on July 11 after a successful fuel tank test Wednesday.
01 July 2009, 07:52 AM ET
NASA performed a critical fueling test Wednesday to check repairs to the shuttle Endeavour.
25 June 2009, 03:15 PM ET
NASA will test repairs to the shuttle Endeavour during a fueling test on July 1.
23 June 2009, 08:09 AM ET
NASA believes it may have isolated the source of a hydrogen gas leak that twice prevented launch of shuttle Endeavour.
18 June 2009, 04:02 PM ET
The space shuttle's STS-127 crew appointed an alligator as their mission's mascot.
18 June 2009, 01:39 PM ET
NASA does not suspect sabotage was behind the glitch that twice delayed the launch of the space shuttle Endeavour recently.
17 June 2009, 02:00 AM ET
NASA delayed the launch of shuttle Endeavour again early Wednesday due to a hydrogen gas leak.
16 June 2009, 05:22 PM ET
One of Endeavour's seven astronauts will become the 500th person to reach space on Wednesday.
16 June 2009, 03:00 PM ET
Astronauts have snoozed away their days before launching aboard the shuttle Endeavor, but it's all part of the plan.
16 June 2009, 02:51 PM ET
NASA has delayed a high-priority moon mission to make way for the space shuttle Endeavour to launch Wednesday.
16 June 2009, 12:01 PM ET
The space shuttle Endeavour is finally set to launch tomorrow, after being delayed for four days by a gas leak.
14 June 2009, 06:57 PM ET
NASA hopes to squeeze in another launch attempt for the space shuttle Endeavour on June 17.
13 June 2009, 12:42 AM ET
A gas leak on Saturday forced NASA to delay the planned launch of shuttle Endeavour.
12 June 2009, 11:35 AM ET
Seven astronauts are due to blast off on the space shuttle Endeavour Saturday morning bound for the International Space Station.
11 June 2009, 05:13 PM ET
The International Space Station is about see a population boost to 13 people, the most ever aboard.
11 June 2009, 01:10 PM ET
NASA gave the shuttle Endeavour the official 'go' for a Saturday morning blast off.
10 June 2009, 05:17 PM ET
The International Space Station’s Kibo laboratory is about to get a porch, the last big piece of the already massive Japanese-built facility.
10 June 2009, 03:46 PM ET
The weather is looking pristine for the shuttle Endeavour's planned Saturday launch.
09 June 2009, 01:48 PM ET
NASA’s shuttle Endeavour is on track for a planned weekend launch toward the International Space Station, mission managers said Tuesday.
08 June 2009, 11:55 AM ET
The seven STS-127 astronauts are eager for their planned 16-day marathon mission to the space station.
03 June 2009, 04:38 PM ET
The shuttle Endeavour will launch to the International Space Station on June 13.
31 May 2009, 09:04 PM ET
The space shuttle Endeavour rolled over to the launch pad for a June 13 blast off on Sunday.
28 May 2009, 11:52 PM ET
The launch of NASA's next shuttle mission may be delayed, agency officials said.
19 May 2009, 02:00 AM ET
STS-125 Mission Updates: Part 2
15 May 2009, 06:54 AM ET
STS-125 Mission Updates: Part 1
14 May 2009, 08:31 PM ET
A stuck bolt on the Hubble Space Telescope put nerves on edge for a brief time Thursday.
14 May 2009, 02:36 PM ET
Spacewalkers installed a new camera eye in the Hubble Space Telescope on Thursday.
14 May 2009, 02:20 PM ET
Astronaut Mike Massimino has boldly gone where no one has gone before: He sent the first Twitter message from space.