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15 July 2015, 10:11 AM ET
The online Slooh community observatory will webcast live views of Pluto today, July 15, at 5:30 p.m. ET, to celebrate the successful Pluto flyby by NASA's New Horizons. Here's how to watch it.
15 July 2015, 07:15 AM ET
NASA's New Horizons probe performed the first-ever close flyby of Pluto early yesterday morning (July 14). Here's what scientists, government officials and other interested parties had to say about the historic event.
15 July 2015, 07:10 AM ET
This morning, NASA's New Horizons probe will beam home the first haul of photos collected during Tuesday morning's Pluto flyby. NASA plans to unveil some of the best images during a news conference today at 3 p.m. EDT; watch it live on Space.com.
14 July 2015, 09:12 PM ET
Telemetry and data has been received as planned on the evening of July 14th, 2015. The Mission Operations Manager (MOM) Alice Bowman delivers the update.
14 July 2015, 09:05 PM ET
NASA's New Horizons spacecraft has sent a status update home to its handlers here on Earth, indicating that the probe survived its historic encounter with Pluto this morning (July 14) — and that reams of amazing data should be on the way soon.
14 July 2015, 08:16 PM ET
He calls himself an "accessory" to the demotion of Pluto in an interview with NBC News' Lester Holt. Tyson uses Pluto's mass and its orbit crossing with that of Neptune as two major sticking point for classifying it as a dwarf planet.
14 July 2015, 07:26 PM ET
Guitar legend Joe Satriani shares a new track, and his thoughts on Pluto, with Space.com.
14 July 2015, 05:26 PM ET
NASA's New Horizons spacecraft performed the first-ever close flyby of Pluto this morning (July 14). Space.com managing editor Tariq Malik tells us what it was like to be at mission control for the historic moment.
14 July 2015, 05:00 PM ET
The surfaces of Pluto and Charon don't actually look like the inside of a kaleidoscope, but colorful new images reveal materials on the surface and give hints at the history of these two far-out objects.
14 July 2015, 04:06 PM ET
As NASA's New Horizons team members wait in anticipation for the spacecraft to send home its highly anticipated close-approach images of Pluto, they'll be making sure not to jinx the mission.
14 July 2015, 04:01 PM ET
Pluto, Charon, and other large objects in the outer reaches of the solar system could boast icy plumes, and NASA's New Horizons mission could find them.
14 July 2015, 03:46 PM ET
Satriani is well known to lean on space and science themes in creating his instrumental guitar-driven music. Space.com video producer @SteveSpaleta reached out to 'Satch,' combining Joe’s verbal reactions with some of the amazing Pluto imagery.
14 July 2015, 02:47 PM ET
From one icon of science to another: in a video message posted this morning (July 14), physicist Stephen Hawking congratulated the New Horizons team on the spacecraft's flyby of Pluto.
14 July 2015, 01:16 PM ET
Science and distance conspire to create a long silence from NASA's New Horizons spacecraft, which flew by Pluto this morning (July 14).
14 July 2015, 01:11 PM ET
Space.com managing editor Tariq Malik is thrilled for the upcoming Pluto flyby of New Horizons, and will be covering it live on social media for us throughout the encounter. See his posts here as they happen.
14 July 2015, 11:20 AM ET
Breathtaking detail of the surface of Pluto was revealed in an image taken just before the New Horizons spacecraft made its closest approach to the dwarf planet this morning (July 14).
14 July 2015, 10:40 AM ET
See images and illustrations of the dwarf planet Pluto and its three — now FIVE! — moons.
14 July 2015, 10:30 AM ET
See photos from NASA's New Horizons mission to explore the dwarf planet Pluto.
14 July 2015, 10:20 AM ET
Titan, one of the most potentially habitable bodies in the solar system, may have gone through snowball phases that resemble Pluto today.
14 July 2015, 09:17 AM ET
NASA's John Grunsfeld, Alan Stern and Alice Bowman talk at press conference less than an hour after the the probe's closest approach to the icy dwarf. They provide updates on when we should expect new images.
14 July 2015, 09:02 AM ET
Space.com's parent company, Purch, is debuting a free new app that helps consumers make informed buying decisions. Here's why we think Space.com readers will find it helpful.
14 July 2015, 08:05 AM ET
The New Horizons' team and a room full to capacity at the mission's control center outside of Baltimore, Maryland celebrated with the rest of the world at the exact time of the Pluto (7:49 EDT, July 14th, 2015).
14 July 2015, 07:50 AM ET
NASA's New Horizons probe flew by Pluto this morning (July 14), capturing history's first up-close looks at the frigid, far-flung world and completing the initial reconnaissance of the solar system (if all went according to plan).
14 July 2015, 07:42 AM ET
New Horizons was 476,000 miles (766,000 kilometers) from the surface of the icy dwarf at 4pm EDT on July 13th, 2015. Closest approach will occur at 7:49am EDT on July 14th.
14 July 2015, 05:00 AM ET
The New Horizons probe's epic flyby of Pluto today (July 14) comes on a very special date in the history of space exploration: Exactly 50 years ago today, NASA's Mariner 4 spacecraft made the first flyby of Mars.
14 July 2015, 04:39 AM ET
Today, July 14, 2015, NASA will make history when its New Horizons spacecraft becomes the first mission ever to fly by Pluto, and the folks at Google are celebrating with an appropriately celebratory Google doodle.
13 July 2015, 06:17 PM ET
Hold on to your butts. On Tuesday, NASA will give Pluto its first close-up since the dwarf planet's discovery 85 years ago, and you can follow it all online, but be warned: You'll have to rise early and stay up late.
13 July 2015, 05:39 PM ET
A collaboration between the American Museum of Natural History and Sweden's Linkoping University animates NASA's New Horizons closest encounter with the Pluto-Charon system. The OpenSpace software used can be obtained here: openspace.itn.liu.se.
13 July 2015, 02:20 PM ET
NASA's New Horizons spacecraft is still a day away from its Pluto flyby, but has revealed that the dwarf planet is larger than thought and has a polar ice cap.
13 July 2015, 12:07 PM ET
Investigation of imagery and other data from the approaching probe reveal Pluto to be larger than previous estimates. Principal investigator Alan Stern explains the implications on ice composition, rock estimates, and atmospheric composition.
13 July 2015, 09:26 AM ET
The new "Star Wars: The Force Awakens" cast meets up with the old at San Diego Comic Con 2015 for a panel. Hear from Harrison Ford, Mark Hamill, Daisy Ridley, Adam Driver and more.
13 July 2015, 06:00 AM ET
On Tuesday morning (July 14) — nine and a half years after launching, and a quarter-century after its mission began to take shape — NASA's New Horizons probe will perform history's first flyby of Pluto.