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Remember Comet Siding Spring? Mars Orbiter Mission got photos, too

Emily Lakdawalla • November 19, 2014

A set of photos released by Mars Orbiter Mission last week completes the set of Mars spacecraft observations of the comet. Now we wait for science results!

Intro Astronomy 2014. Class 13: Galaxies, the Universe, Life

Bruce Betts • May 08, 2014

Discover the Universe including the Big Bang, dark matter, dark energy, galaxies, life and more in this video of class 13 of Bruce Betts' Introduction to Planetary Science and Astronomy class.

Mars Reconnaissance Orbiter achieves imaging of comet ISON from Mars

Emily Lakdawalla • October 02, 2013

Yesterday, the much-anticipated comet ISON made its closest pass by Mars. Mars Reconnaissance Orbiter's HiRISE camera is the first to achieve a positive detection of the somewhat-fainter-than-expected comet in its photos.

Movie of Phobos and Deimos from Curiosity: super cool and scientifically useful

Emily Lakdawalla • August 16, 2013

Yesterday, the Curiosity mission released the video whose potential I got so excited about a couple of weeks ago: the view, from Curiosity, of Phobos transiting Deimos in the Martian sky. In this post, Mark Lemmon answers a bunch of my questions about why they photograph Phobos and Deimos from rovers.

Return of the Pale Blue Dot

Mat Kaplan • July 18, 2013

You can be part of a planetwide group photo as Cassini and MESSENGER turn their cameras Earthward on July 19.

Comet to whiz past Mars in October 2014

Emily Lakdawalla • February 27, 2013

A recently discovered comet, C/2013 A1 (Siding Spring), is going to be passing very close to Mars on October 19, 2014. Does it pose a risk to spacecraft?

Venerable Deep Impact spacecraft has photographed comet ISON

Emily Lakdawalla • February 05, 2013

Deep Impact has made the first space-based observations of comet ISON.

Pretty picture: Jupiter photo from an unusual source

Emily Lakdawalla • December 26, 2012

A recently launched Earth-observing satellite is using the stars to practice its pointing, and caught a neat animation of Jupiter.

The Solar System from the Inside Out - and the Outside In

Emily Lakdawalla • February 18, 2011

Space probes grant us perspective, the ability to see our place within the vastness of the solar system. But opportunities to see all of the solar system's planets in one observation are rare. In fact, there's only been one opportunity on one mission to see the whole solar system at once, until now.

New Horizons images Jupiter again

Emily Lakdawalla • July 27, 2010

Three years after New Horizons flew past Jupiter on its way to Pluto, the spacecraft has imaged the giant planet again.

A Moon Among Stars

Emily Lakdawalla • December 31, 2008

A very pretty picture of a moon among stars. Happy 2009, everyone!

An opportunity for Spirit to see Earth and Venus together?

Emily Lakdawalla • September 26, 2005

I received the following question by email last week: "Do you know if the Mars rovers team has any plans to photograph Venus and Earth together in the evening sky from either rover site? They will be closest together around Sept. 29th."

astronaut on Phobos
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