29 November 2013, 12:53 PM ET
Reports of Comet ISON's demise may have been premature. Its nucleus may still be intact and the coma is brightening as of Nov. 29, 2013 although the outbound ISON seems smaller after its encounter with Sol.
29 November 2013, 09:30 AM ET
Comet ISON, discovered by two amateur astronomers in Russia, will arrive in Earth's neighborhood in November 2013.
29 November 2013, 09:30 AM ET
See photos of the comet C/2012 S1 (ISON), or Comet ISON, which could amaze the world in late 2013.
29 November 2013, 09:29 AM ET
The potentially dazzling Comet ISON will make its closest pass with the sun on Thanksgiving Day (Nov. 28). The comet's brightness will probably rapidly increase as it passes nearly 730,000 miles (1.2 million kilometers) above the surface of the sun.
29 November 2013, 09:28 AM ET
Call it a cosmic holiday miracle. The much-anticipated Comet ISON appeared to disintegrate during its Thanksgiving Day slingshot around the sun Thursday, but something — it seems — may have survived.
28 November 2013, 11:57 PM ET
SpaceX's Falcon 9 rocket fired its engines and was moments away from liftoff from Cape Canaveral on Thursday, but the commercial booster aborted the launch after computers detected the engines were too slow to build up thrust.
28 November 2013, 05:59 PM ET
The engines were automatically shutdown due to an anomaly on Nov. 28th, 2013. It will carry the SES-8 telecommunications satellite to a geosynchronous transfer orbit. Window has not closed for the day, Nov. 29th has another launch window.
28 November 2013, 04:08 PM ET
The comet has most likely disintegrated under the high heat and gravitational stress of the Sun on Nov. 28, 2013. It is not visible in Solar Dynamics Observatory footage and NASA scientists confirmed that they do not see it.
28 November 2013, 12:46 PM ET
The possible 'comet of the century' continues to brighten as it nears its 1:45pm EST - Nov. 28th, 2013 date with the Sun (the point of its closest approach). The NASA/ESA SOHO spacecraft has captured imagery.
28 November 2013, 09:37 AM ET
As the comet approaches perihelion on Nov. 28th, 2013, it has significantly brightened and its tail has started to bend . The NASA/ESA SOHO spacecraft has captured imagery.
28 November 2013, 08:34 AM ET
The private spaceflight company SpaceX has set the table for a Thanksgiving Day rocket launch from Florida today (Nov. 28) after a two-day delay due to a technical glitch. Liftoff is set for 5:39 p.m. EST (0039 GMT). Watch live online.
28 November 2013, 07:10 AM ET
Comet ISON is slated to skim just 684,000 miles above the surface of the sun today (Nov. 28) in a maneuver that skywatchers and scientists alike have been anticipating since the comet's discovery in September 2012. Watch it live h
27 November 2013, 05:25 PM ET
Astronomers all over the world are training their eyes and telescopes on Comet ISON as it approaches its closest distance to the sun on Thursday (Nov. 28), with several unblinking space telescopes offering live views of the comet's solar encounter.
27 November 2013, 02:02 PM ET
From tasty Earth treats to dehydrated drinks, see what astronauts eat in space.
27 November 2013, 01:57 PM ET
You can even celebrate Thanksgiving in space. Tomorrow (Nov. 28), people all over the United States will chow down on turkey, cranberries, desserts and other special dishes in honor of Thanksgiving, and Americans in space will do the same.
27 November 2013, 01:32 PM ET
Amid one of the busiest travel weeks for Americans, NASA released a nighttime image of the nation from space, illuminating the arteries of transportation that will get so much use around Thanksgiving Day.
27 November 2013, 01:00 PM ET
The incredible luminosity of a black-hole system known as ULX-1 may force a rethink of the leading theories that explain how some black holes radiate energy, researchers said.
27 November 2013, 12:00 PM ET
Comet ISON could become a spectacular night sky object in November 2013. Find out why here.
27 November 2013, 10:37 AM ET
The icy Comet ISON from the depths of deep space will either meet its doom or transform into a cosmic spectacle when it whips around the sun Thursday (Nov. 28) in a Thanksgiving Day treat for NASA and scientists around the world.
27 November 2013, 10:22 AM ET
On Nov. 27th, 2013, the NASA/ESA Solar and Heliospheric Observatory (SOHO) captured ISON as it closes in on its Thanksgiving Day date with the Sun. It's traveling at 240,000 mph and is currently surviving the high heat, according to Spaceweather.com.
27 November 2013, 07:44 AM ET
A number of organizations, both public and private, are drawing up plans to send astronauts toward the Red Planet, whose allure as an otherworldly destination and potential host of alien life has beckoned scientists and dreamers for hundreds of years.
27 November 2013, 07:21 AM ET
Food scientist Vickie Kloeris gives SPACE.com's @MiriKramer the run down on the food that the ISS crew will be eating on Thanksgiving 2013.
27 November 2013, 07:00 AM ET
Stars in a little explored region of the Large Magellanic Cloud — one of the closest galaxies to the Milky Way — shine in an amazing new photo taken by a telescope in Chile.
27 November 2013, 06:00 AM ET
A lesser known region of the Large Magellanic Cloud, NGC 2035 (right), has been photographed using the European Southern Observatory telescope in Chile. The effects of new star birth and stellar death are on display.
27 November 2013, 06:00 AM ET
Engineers may have found a way to restore much of the space telescope's lost pointing ability, suggesting that a proposed new mission called K2 could indeed be doable for Kepler.
26 November 2013, 10:15 PM ET
A NASA spacecraft has captured its best video yet of the icy Comet ISON streaking toward a Thanksgiving Day encounter with a sun, a cosmic encounter the comet might just not survive.
26 November 2013, 09:45 PM ET
Experts with NASA say another comet's tail-clipping encounter with the sun in 2007 presents a forbidding example of what could happen to Comet ISON.
26 November 2013, 05:29 PM ET
Astronomers have found a mind-bogglingly large structure — so big it takes light 10 billion years to traverse — in a distant part of the universe.
26 November 2013, 05:05 PM ET
NASA's STEREO-A spacecraft has had its eyes set on the comet for the past few days and has delivered the best time-lapse to date. Comet ISON and the smaller Comet Enke, along with Earth and Mercury can be seen. (looped 3X)
26 November 2013, 04:37 PM ET
The crescent moon and Mars are visible close together just above the eastern horizon on these late November mornings. The Red Planet is dim now but will brighten considerably by next spring, when it will be much closer to Earth.
26 November 2013, 04:03 PM ET
If you are still wondering what gift to get the astronauts living on the International Space Station this holiday season (and if not, why not?), you can rule out a certain bestselling book.
26 November 2013, 03:00 PM ET
British billionaire Sir Richard Branson said his company Virgin Galactic is now accepting the digital-only currency bitcoin for its commercial spaceflights aboard SpaceShipTwo.