Articles

Daniel Fischer

Space blogger Daniel Fischer writes about the problem of composited astrophotos being distributed through social media channels by people unaware that they are artworks, not documentary photographs.

Emily Lakdawalla

A report in the Times of India states that India's Mars mission's main engine is now being tested.

Emily Lakdawalla

It's becoming a biweekly thing -- join me, Fraser Cain, and now Casey Dreier for an update on Curiosity and a chance for you to get your Curiosity questions answered! The Google+ Hangout is on Wednesday, October 10, at 16:00 PDT / 23:00 UTC.

Emily Lakdawalla

Curiosity shot a lovely panoramic view of the distant rim of Gale crater in the dramatic lighting of late afternoon on sol 49. Damien Bouic has colorized it, and it is beautiful.

Alex Parker

2011 HM102 is an L5 Neptune Trojan, trailing Neptune by approximately 60 degrees. This object was discovered in the search for a New Horizons post-Pluto encounter object in the Kuiper Belt.

Mat Kaplan

The newly-released eXtreme Deep Field takes us even further back into the history of our universe than the Ultra Deep Field or UDF.

Emily Lakdawalla

It's a quarterly feast day for me: the day that the Cassini mission delivers three months' worth of data to NASA's Planetary Data System. Here's a few images processed from the October 1, 2012 data release.

Jason Davis

SpaceX successfully sent their first paid Dragon capsule towards the International Space Station Sunday night. But the bigger story happened on the way to orbit.

Bruce Betts

Bruce Betts reports on the status of the current and future Mars program and on acronyms from a meeting of NASA's MEPAG (Mars Exploration Analysis Program Analysis Group).

Emily Lakdawalla

Yesterday, Deep Impact performed a trajectory correction maneuver, firing its thrusters to line up for a flyby seven years from now. Here's a preview of that encounter.

Emily Lakdawalla

Engineers requested that Curiosity be driven to a

Emily Lakdawalla

Curiosity has been shooting photos of the Sun as Phobos and Deimos cross its face, and -- as far as I can tell -- captured sunspots as well.

A.J.S. Rayl

On reconnaissance of Matijevic Hill, Opportunity has driven right into another Martian mystery, compete with new kinds of “berries,

Bruce Betts

Gary Hug used his Shoemaker NEO grant provided camera to find 2012 SY49 which flew by Earth at about two lunar distances last week. The tens of meters wide asteroid is a low-probability possible Earth impactor in the future.

Emily Lakdawalla

A beautiful panoramic view of the varied rocks of Glenelg has been transmitted from Curiosity on Mars. But before going any further, it's time to run the first Martian sand through the soil sampling system.

Kelsi Singer

Long-runout landslides (sturzstroms) are found across the Solar System. They have been observed primarily on Earth and Mars, but also on Venus, and Jupiter’s moons Io and Callisto. I have just published a paper about sturzstroms on Iapetus.

Emily Lakdawalla

Curiosity has pulled up to the edge of Glenelg, its first destination within Gale crater.

Emily Lakdawalla

Welcome to my monthly survey of the activities of robots across the solar system! Tomorrow is the equinox at Mars; both Curiosity and Opportunity will be spending the month actively analyzing Martian rocks. It'll be a less active month for Cassini, as Saturn passes through solar conjunction late next month.

Andrea Carroll

Planetary Society CEO Bill Nye took the stage at Homestead National Monument of America in Beatrice, Nebraska to talk about sustainability and

Mat Kaplan

Planetary Radio went on the air ten years ago. It's almost time to celebrate this anniversary with a special episode for the week of November 12, 2012. Learn more, including how you can join the party.