25 November 2013, 04:46 PM ET
Shaula, the 24th-brightest star, is a possible multiple-star system in the constellation Scorpius.
25 November 2013, 04:00 PM ET
A Progress resupply craft launched to the International Space Station from Kazakhstan on Nov. 25.
25 November 2013, 04:00 PM ET
An unmanned cargo-carrying spacecraft launched on its way toward the International Space Station today. The Progress 53 vessel will deliver tons of food, fuel and other supplies when it arrives at the orbiting lab on Friday.
25 November 2013, 04:00 PM ET
The Progress 53 cargo ship successfully launched from the Baikonur Cosmodrome in Kazakhstan on a mission to resupply the International Space Station.
25 November 2013, 03:06 PM ET
NASA's Messenger spacecraft snapped new images of Comet ISON on Nov. 19 as the object sped by Mercury. Meanwhile, a phalanx of sun-studying probes will watch ISON's close encounter with the sun on Thursday (Nov. 28).
25 November 2013, 02:30 PM ET
The ESA's Martian lander will bear the name of the Italian astronomer that once provided detailed maps of the Red Planet's surface. Meet the new Schiaparelli.
25 November 2013, 02:16 PM ET
National parks and several public observatories have opportunities for the public to catch a view of Comet ISON as astronomers watch it plunge towards the sun.
25 November 2013, 12:04 PM ET
The early morning of Tuesday, Nov. 26, will be the last chance to spot Comet ISON streaking just above the horizon before it makes its Thanksgiving Day slingshot around the sun, according to NASA.
25 November 2013, 10:24 AM ET
In 2007, a coronal mass ejection from the Sun tore off Comet Enke's tail. As Comet ISON approaches its closest approach to the Sun, it could suffer the same fate.
25 November 2013, 10:16 AM ET
Read our telescopes for beginners review to find the best telescope for you.
25 November 2013, 09:54 AM ET
The spacecraft Galileo is prepared for its trip to Jupiter.
25 November 2013, 09:20 AM ET
The big blob-like structure shown in this space wallpaper, named Himiko after the legendary ancient queen of Japan, turns out to be three galaxies thought to be in the process of merging into one.
25 November 2013, 09:08 AM ET
The private spaceflight company SpaceX is counting down to a critical commercial satellite launch in Florida today (Nov. 25), and you can watch the launch attempt live online.
25 November 2013, 07:01 AM ET
Jupiter's Great Red Spot has been furiously swirling across the planet for hundreds of years, confounding theories that suggest it should have died out long ago. Researchers now think they know the secret of the huge storm's longevity.
24 November 2013, 10:52 AM ET
What was your favorite space news story of the last week?
24 November 2013, 09:30 AM ET
Comet ISON is slated to skim just 730,000 miles above the solar surface on Nov. 28. ISON has brightened considerably as it’s zoomed closer to the sun recently, giving researchers interested in comet composition a lot to look forward to.
23 November 2013, 03:40 PM ET
From an amazing MAVEN spacecraft launch toward the Red Planet to stunning images by astronauts aboard the International Space Station, don't miss these amazing space photos of the week for Nov. 23, 2013.
23 November 2013, 02:24 PM ET
From the dazzling nighttime rocket launch to a spectacular set of photos showing the evolution of Comet ISON over the last few months, don't miss these stunning night sky photos by stargazers and SPACE.com readers.
23 November 2013, 09:47 AM ET
The potentially dazzling Comet ISON is currently visible to the unaided eye, but its future all depends in how it reacts to a close Thanksgiving encounter with the sun, co
23 November 2013, 08:35 AM ET
The incoming Comet ISON is now in the home stretch of its long-awaited hairpin loop around the sun on Thanksgiving Day (Nov. 28), making it a great target for amateur astronomers and stargazers. Here are some tips to see the comet.
22 November 2013, 08:34 PM ET
Not kidding. It is the same dust that was once part of comets and asteroids.
22 November 2013, 07:40 PM ET
JAXA's ISS Program Manager Masazumi Miyake explains how 3 nanosatellites (aka cubesats) were deployed from the Japanese 'Kibo' Experimental Module on Nov. 19. 2013.
22 November 2013, 06:36 PM ET
Gacrux is a variable star that blows strong winds through its system.
22 November 2013, 06:31 PM ET
See amazing images by dedicated night sky observers and amateur astronomers alike.
22 November 2013, 06:22 PM ET
The document calls on federal agencies to continue supporting the development of private American spaceships to carry astronauts to and from low-Earth orbit and directs NASA to keep working on a heavy-lift rocket to send people much farther afield.
22 November 2013, 05:20 PM ET
Photographs capture the full colors in aurora displays, unlike the human eye.
22 November 2013, 02:37 PM ET
This space wallpaper shows an unusually bright gamma-ray burst, which produced a jet that emerged at nearly the speed of light. Gamma-ray bursts are the most powerful type of explosions in the universe and typically mark the destruction of a massive star.
22 November 2013, 02:22 PM ET
The incoming Comet ISON is undergoing dramatic brightening as it heads toward its Thanksgiving Day rendezvous with the sun, but if you are hoping to snap photos of the icy wanderer, you'll need to be prepared.
22 November 2013, 01:41 PM ET
With the success of the SpaceX and Orbital Sciences spacecrafts, NASA is looking forward to sending humans to low-Earth orbit with commercial partners.
22 November 2013, 01:12 PM ET
Launched September 6th, LADEE has been orbiting the Moon for weeks while diagnostics confirmed it's scientific instruments were working correctly, allowing it to begin analyzing the Moon's extremely thin exosphere.
22 November 2013, 12:40 PM ET
Though no Mars sample-return mission is firmly on the books, the European Space Agency has supported the development of a proof-of-concept container built to keep Martian samples safe as they journey from their home world to Earth.
22 November 2013, 10:24 AM ET
NASA's newest lunar probe has officially begun its mission to study the moon's tenuous atmosphere like never before, as well as track how dust moves across the lunar sky. The Lunar Atmosphere and Dust Environment Explorer, nicknamed LADEE for short, enter