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25 October 2014, 09:10 AM ET
AR2192 has been a busy sunspot with a third X-flare on October 24th, 2014. According to Spaceweather.com, it also has "produced 27 C-lass flares and 9 M-Class flares." Full Story: http://goo.gl/OxK531
25 October 2014, 07:00 AM ET
See photos and images of the biggest solar flares of 2014 in this SPACE.com gallery of photos by NASA spacecraft and solar astronomers.
25 October 2014, 07:00 AM ET
Theoretical physicist Kip Thorne, an "Interstellar" executive producer, worked closely with the movie's visual-effects crew to come up with an unprecedentedly realistic portrait of "Gargantua," the monstrous black hole at the movie's core.
25 October 2014, 06:37 AM ET
The sun unleashed a major solar flare from a colossal sunspot on Friday (Oct. 24), the fourth big flare from the star in less than a week. The sunspot is the largest active region on the sun in the last 24 years, NASA scientists say.
24 October 2014, 04:30 PM ET
In a harrowing plunge from the stratosphere, a Google executive broke the world record for the highest-altitude skydive today (Oct. 24).
24 October 2014, 03:52 PM ET
Take a look at how the stunning comet mission inspired and futuristic world-building film got off the ground. The Game of Thrones' Aiden Gillen stars in the short film.
24 October 2014, 03:36 PM ET
On Oct. 24, 2014, skydiver Alan Eustace set a new record for the highest near-space jump from the stratosphere as part of a feat performed with the Stratospheric Explorer (StratEx) team and the Paragon Space Development Corporation. See photos and video.
24 October 2014, 03:21 PM ET
Alan Eustace dove from a high-altitude balloon soaring at approximately 135,000 feet. Felix Baumgartner held the record at 128,000 feet.
24 October 2014, 03:12 PM ET
A private spacesuit company and an astronaut-training organization are teaming up to give private astronauts on simulated spacewalks a more spacelike experience.
24 October 2014, 03:00 PM ET
Total solar eclipses are one of nature’s grandest events. What is a total solar eclipse? How do they work? And when is the next one? We explain.
24 October 2014, 02:42 PM ET
The Game of Thrones actor stars in "Ambition": a futuristic 'look back' at the science the first mission to 'catch a comet' provided, giving birth to human world-building.
24 October 2014, 12:00 PM ET
Massing 37oz, with a wide 8.4° field of view and 5mm of exit pupil, these are excellent ‘grab and go’ binoculars for anything outdoors. Space.com’s @DavidSkyBrody shows you the good and not-so-good features.
24 October 2014, 11:58 AM ET
Massing 27oz, with a 6.8° field of view and 7.1mm of exit pupil, these binoculars are great for young astronomers. Space.com’s @DavidSkyBrody shows you the good and not-so-good features.
24 October 2014, 11:56 AM ET
Massing 35oz, with a 5.8° field of view and 7mm of exit pupil, these binoculars are fine for astronomy but can be used in daytime for other hobbies and sports. Space.com’s @DavidSkyBrody shows you the good and not-so-good features.
24 October 2014, 11:54 AM ET
Massing 88oz, with a 4.4° field of view and 4.6mm of exit pupil, these optically wonderful binoculars deliver the universe at night and the sunlit world in daylight. Space.com’s @DavidSkyBrody shows you the good and not-so-good features.
24 October 2014, 11:51 AM ET
The Oberwerk Mariner 8x40 is our Editors' Choice for best small binoculars for astronomy. Read our full review and find more top picks here.
24 October 2014, 11:50 AM ET
A good pair of binoculars can help stargazers get the most out of the night sky. Find out which type of binoculars you need in our Buyer's Guide.
24 October 2014, 11:50 AM ET
Celestron’s Skymaster 8x56 is our Editors’ Choice for best medium-sized binoculars for astronomy. Read our full review and find more top picks here.
24 October 2014, 11:50 AM ET
Celestron's Skymaster 25x100 is our Editors' Choice for best large astronomy binoculars. These binoculars are an immersive space-time machine. But large binoculars must be mounted on a tripod, or the view will be very shaky and your arms very quickly exha
24 October 2014, 11:50 AM ET
Binoculars are great for all kinds of stargazing, for beginners and seasoned veterans alike. Here are some of the best binoculars for astronomy.
24 October 2014, 11:49 AM ET
Massing 156oz, with a 3° field of view and 4mm of exit pupil, these optically sweet monsters belong on a tripod. They are actually 2 side-by-side refractor telescopes. Space.com’s @DavidSkyBrody shows you the good and not-so-good features.
24 October 2014, 11:44 AM ET
Massing 76oz, with a 3.2° field of view and 4mm of exit pupil, these rubber-coated binoculars, plus a sturdy tripod, will bring you close to the night sky, plus animals and sports in daylight. Space.com’s @DavidSkyBrody shows you around.
24 October 2014, 08:30 AM ET
Gravitational waves, invisible ripples in the fabric of space and time, might be detected by looking for the brightening of stars, researchers say.
24 October 2014, 08:00 AM ET
The moon blocked out part of the sun on Oct. 23, 2014 to create a stunning partial solar eclipse visible to observers across the United States.
24 October 2014, 08:00 AM ET
A partial solar eclipse darkened the skies above much of North America this evening.
23 October 2014, 08:00 PM ET
Slooh will host a live webcast of the partial solar eclipse on Thursday, Oct. 23. Watch it live here.
23 October 2014, 06:59 PM ET
The Griffith Observatory in Los Angeles, California captured the solar eclipse on October 23rd, 2014. Five minutes of the eclipse has been sped up 15,000 times to show the movement of the Moon.
23 October 2014, 04:30 PM ET
Apollo 11 moonwalker Buzz Aldrin wants to send people on a trip to Mars, and he doesn't want them to come home — at least not at first.
23 October 2014, 02:39 PM ET
A telescope orbiting Earth has captured a jaw-dropping image of a comet making an incredibly close flyby of Mars.
23 October 2014, 11:00 AM ET
The Hubble Space Telescope takes center stage at the new Hubble@25 exhibit at the Intrepid Sea, Air and Space Museum in New York City. Former NASA astronaut Mike Massimino, who visited Hubble twice, gives us a glimpse of the exhibit.
23 October 2014, 07:01 AM ET
The online Slooh Community Observatory will air a special three-hour solar eclipse webcast Thursday starting at 5 p.m. EDT (2100 GMT). You can watch the show at http://www.slooh.com, or here at Space.com, courtesy of Slooh.
23 October 2014, 07:00 AM ET
Viewers throughout most of the United States are in position to see a partial solar eclipse Thursday afternoon (Oct. 23). Unfortunately, clouds will likely get in the way in some parts of the country.