02 October 2011, 06:00 AM ET
Was it the solar flares on the sun, Frankenstein's monster moon mystery or something else?
28 September 2011, 02:05 PM ET
A defunct German satellite is expected to fall to Earth in early November.
27 September 2011, 01:46 PM ET
The exact place and time where UARS fell are now known.
27 September 2011, 01:17 AM ET
See photos and images of NASA's falling satellite UARS, which will plunge to Earth on Sept. 23, 2011.
25 September 2011, 08:00 AM ET
A falling NASA satellite caught the interest of skywatchers and pranksters alike.
25 September 2011, 08:00 AM ET
Was it the satellite falling toward Earth, asteroids that may not have wiped out the dinosaurs or something else?
24 September 2011, 03:29 PM ET
It's harder than you think to determine where a piece of space junk falls.
24 September 2011, 09:31 AM ET
NASA officials are still trying to pinpoint where and when the dead UARS spacecraft fell.
24 September 2011, 07:28 AM ET
An amateur skywatcher in Blaine, WA captured a video of what seems to be remains of the doomed satellite on its final descent. SPACE.com cannot confirm the authenticity of this video. There are reports of hoax videos purporting to depict the event.
24 September 2011, 04:30 AM ET
The huge ISS shouldn't endanger people when it eventually falls in a guided deorbit.
24 September 2011, 03:35 AM ET
NASA's doomed Upper Atmosphere Research Satellite fell toward Earth today.
23 September 2011, 09:56 PM ET
A new prediction suggests SoCal residents could see the UARS satellite's fall to Earth.
23 September 2011, 05:32 PM ET
The FAA wants pilots to report any space debris sightings from NASA's UARS satellite.
23 September 2011, 02:35 PM ET
A change in NASA's UARS satellite course has delayed the satellite's descent.
23 September 2011, 02:11 PM ET
It's unlikely that NASA's falling satellite will touch down on land, but the agency would be responsible for any damage compensation.
23 September 2011, 01:28 PM ET
Don't even think about trying to collect or sell pieces of NASA's falling UARS satellite.
23 September 2011, 02:40 AM ET
Get a snapshot view of NASA's Upper Atmosphere Research Satellite (UARS), which will fall to Earth in 2011, in this SPACE.com infographic.
22 September 2011, 05:18 PM ET
Those worried about the falling satellite headed toward Earth can monitor its location with an Android app.
22 September 2011, 02:40 PM ET
SPACE.com talks to an orbital debris expert about the falling UARS satellite and the problem of junk in space.
22 September 2011, 11:05 AM ET
North America is safe from the uncontrolled fall of NASA's UARS satellite, officials say.
22 September 2011, 12:00 AM ET
The October Draconid meteor shower could be damaging to spacecraft and satellites.
21 September 2011, 08:15 PM ET
Scientists won't be able to determine where pieces of the UARS satellite will fall until two hours before impact.
21 September 2011, 01:09 PM ET
NASA's falling UARS satellite could offer a unique skywatching opportunity for anyone lucky enough to see it.
21 September 2011, 12:53 PM ET
You're about a million times more likely to get struck by lightning than a falling satellite, rocket stage, or other space debris.
21 September 2011, 11:44 AM ET
Updated animated analysis of the break up of the the 6 ton, bus-sized UARS satellite. It likely will burn up at an altitude between 80-45 kilometers, with an estimated 26 pieces of debris re-entering our atmosphere for land fall or splash down.
21 September 2011, 10:17 AM ET
French astrophotographer Thierry Legault recorded a video of the tumbling NASA UARS satellite falling to Earth.
20 September 2011, 05:44 PM ET
Using a 14 inch telescope in Northern France, amateur astronomer Thierry Legault was able to capture the UARS satellite while still on-orbit, a few days prior to its fateful meeting with the Earth's atmosphere.
20 September 2011, 01:12 PM ET
SPACE.com's Clara Moskowitz talks to CNN about the doomed UARS satellite which is currently on course for burn up and re-entry on September 23. Estimates show a 1/3200 chance for human casualty.
10 September 2011, 09:01 AM ET
This animation shows the orbit that the doomed satellite is on and the corresponding 2-D ground track. It illustrates where on Earth debris could fall - which is practically all inhabited areas - when it re-enters the Earth's atmosphere.
09 September 2011, 04:06 PM ET
The risk of injury from falling space debris is very remote, according to NASA.
09 September 2011, 12:29 PM ET
A list of frequently asked questions about space debris and falling space junk.
09 September 2011, 11:40 AM ET
NASA first mission dedicated entirely to understanding the chemistry and dynamics of the ozone layer was placed in orbit by Space Shuttle Discovery in 1991. UARS helped climate researchers understand the Earth's upper atmosphere.
07 September 2011, 02:09 PM ET
NASA will hold a briefing Friday to discuss the impending fall from space of the UARS satellite.
02 September 2011, 04:08 PM ET
Low-Earth orbit could be free of big pieces of space junk within 12 years.
05 August 2011, 03:48 PM ET
Altius' "Sticky Boom" could grab satellites at a distance and reel them in.
11 July 2011, 09:50 AM ET
A chunk of a Soviet-era satellite won't creep too close to the linked Atlantis and station.