Comets
Rosetta Probe Swoops Closer to Comet Destination than ISS is to Earth and Reveals Exquisite Views
Europe’s Rosetta comet hunter achieved another milestone today, Aug 4, swooping in closer to its long sought destination than the…
Rosetta Orbiter less than 500 Kilometers from Comet 67P Following Penultimate Trajectory Burn
The Rosetta comet chaser is currently less than 500 kilometers (300 miles) from its target destination, Comet 67P/Churyumov-Gerasimenko following today’s…
Getting to Know Comet 67P/Churyumov-Gerasimenko
We're finally getting to know the icy nucleus behind comet 67P/Churyumov-Gerasimenko. For all the wonder that comets evoke, we on…
Rosetta Closing in on Comet 67P/Churyumov-Gerasimenko after Decade Long Chase
ESA’s Rosetta Spacecraft nears final approach to Comet 67P/Churyumov-Gerasimenko in late July 2014. This collage of imagery from Rosetta combines…
Rosetta’s Comet Is Too Hot For Complete Ice Surface, Spacecraft En Route Reveals
Anyone eager for a comet countdown? It's just a few days now until the Rosetta spacecraft arrives near Comet 67P/Churyumov–Gerasimenko…
This Model Of Earth’s Giant Impacts Makes Us Wonder How Life Arose
In case you need a reminder that the solar system was a harsh place to grow up, the early Earth…
New Image of Rosetta’s Comet Reveals So Much More
WOW! We're really getting to the good stuff now! This is no computer-generated shape model, this is the real deal:…
Observing Alert – Delta Aquarid Meteor Shower Peaks This Week
With the southern Delta Aquarid meteor shower peaking tomorrow morning, the summer meteor-watching season officially begins. While not a rich shower from…
Comet Jacques Makes a ‘Questionable’ Appearance
What an awesome photo! Italian amateur astronomer Rolando Ligustri nailed it earlier today using a remote telescope in New Mexico…
NASA Preps for Nail-biting Comet Flyby of Mars
As Comet C/2013 A1 Siding Spring inches closer to the Red Planet, NASA's taking steps to protect its fleet of orbiting…