National Aeronautics and Space Administration Logo
Follow this link to skip to the main content NASA Banner
Small Worlds, Big Discoveries Banner
News & Events
Latest News
New Horizons
NASA's New Horizons Spacecraft Crosses Neptune Orbit En Route to Historic Pluto Encounter

NASA's Pluto-bound New Horizons spacecraft has traversed the orbit of Neptune. This is its last major crossing en route to becoming the first probe to make a close encounter with distant Pluto on July 14, 2015.
more Read More
New Horizons
NASA TV to Air Events About Pluto-Bound Spacecraft

Media and the public are invited to attend two events Monday, Aug. 25 from 10 a.m. - noon PDT (1-3 p.m. EDT) to learn more about the agency's New Horizons mission to Pluto and its historic connection to the Voyager spacecraft's visit to Neptune in 1989.
more Read More
New Horizons
NASA TV to Air Events About Pluto-Bound Spacecraft

Media and the public are invited to attend two events Monday, Aug. 25 from 10 a.m. - noon PDT (1-3 p.m. EDT) to learn more about the agency's New Horizons mission to Pluto and its historic connection to the Voyager spacecraft's visit to Neptune in 1989.
more Read More
Rosetta
As Seen by Rosetta: Comet Surface Variations

New Rosetta image shows the diversity of surface structures on the nucleus of comet 67P/Churyumov-Gerasimenko.
more Read More
Rosetta Arrives at Target Comet
Rosetta Arrives at Target Comet

After a decade-long journey chasing its target, the European Space Agency's Rosetta, carrying three NASA instruments, became the first spacecraft to rendezvous with a comet. The last of a series of 10 rendezvous maneuvers that began in May ...
more Read More
Rosetta
Rosetta's Comet: Imaging the Coma

A distinct coma surrounds Comet 67P/Churyumov-Gerasimenko as seen from Rosetta.
more Read More
2001 Mars Odyssey
NASA's Mars Spacecraft Maneuvers to Prepare for Close Comet Flyby

NASA is taking steps to protect its Mars orbiters, while preserving opportunities to gather valuable scientific data, as Comet C/2013 A1 Siding Spring heads toward a close flyby of Mars on Oct. 19.
more Read More
Rosetta
Surface Impressions of Rosetta's Comet

Images of Rosetta's target comet resolve structures as small as 330 feet (100 meters) across.
more Read More
WISE (NEOWISE)
NEOWISE Spots a Comet That Looked Like an Asteroid

Comet C/2013 UQ4 (Catalina) was originally thought to be an asteroid, but observations by NASA's NEOWISE spacecraft indicate that it's a comet.
more Read More
WISE (NEOWISE)
NEOWISE Spots a Comet That Looked Like an Asteroid

Comet C/2013 UQ4 (Catalina) was originally thought to be an asteroid, but observations by NASA's NEOWISE spacecraft indicate that it's a comet.
more Read More
Previous
    5     6     7     8     9     10     11     12     13     14    
Next
Upcoming Events
13 Jun 2015 5th Anniversary, Hayabusa: Sample Return to Earth
22 Jun 2015 5th Anniversary, Deep Impact (EPOXI): Earth Flyby 3
04 Jul 2015 10th Anniversary, Deep Impact (EPOXI): Comet Tempel 1 Impact
10 Jul 2015 5th Anniversary, Rosetta: Asteroid Lutetia Flyby
06 Aug 2015 1st Anniversary, Rosetta: Rosetta's Rendezvous with Comet 67P/Churyumov-Gerasimenko
11 Sep 2015 30th Anniversary, ISEE-3/ICE: Traversed Plasma Tail of Comet Giacobini-Zinner
04 Nov 2015 5th Anniversary, Deep Impact (EPOXI): Comet Hartley 2 Encounter
12 Nov 2015 1st Anniversary, Rosetta: Philae Lands on Comet 67P/Churyumov-Gerasimenko
15 Jan 2016 10th Anniversary, Stardust: Earth Sample Return
30 Jan 2016 10th Anniversary, Stardust: Stardust Spacecraft in Hibernation Mode

Awards and Recognition   Solar System Exploration Roadmap   Contact Us   Site Map   Print This Page
NASA Official: Kristen Erickson
Advisory: Dr. James Green, Director of Planetary Science
Outreach Manager: Alice Wessen
Curator/Editor: Phil Davis
Science Writer: Autumn Burdick
Webmaster: David Martin
> NASA Science Mission Directorate
> Budgets, Strategic Plans and Accountability Reports
> Equal Employment Opportunity Data
   Posted Pursuant to the No Fear Act
> Information-Dissemination Policies and Inventories
> Freedom of Information Act
> Privacy Policy & Important Notices
> Inspector General Hotline
> Office of the Inspector General
> NASA Communications Policy
> USA.gov
> ExpectMore.gov
> NASA Advisory Council
> Open Government at NASA