Articles

Emily Lakdawalla

A big thanks to Bob Nemiroff, editor of NASA's Astronomy Picture of the Day website, for picking my composition of a set of Cassini photos of Dione and Titan for today's offering.

Emily Lakdawalla

Usually I like Mondays, but today I'm feeling a bit overwhelmed. When I get overwhelmed, I look at pictures from Cassini.

Emily Lakdawalla

While I was waiting for President Obama's speech yesterday, I read over a paper by I. N. Belskaya et al titled

Emily Lakdawalla

The animation I posted yesterday, of a huge coronal mass ejection exploding away from the Sun, caused several people to ask if it could do Earth any harm.

Emily Lakdawalla

After three listening campaigns taking place from January through April, Mars Odyssey has detected no signal from Phoenix.

Emily Lakdawalla

The Sun just spat out a huge coronal mass ejection, an event made visible by the watchful cameras on SOHO.

Emily Lakdawalla

It's axiomatic that as soon as I post about pretty Cassini pictures, another set of pretty photos will appear on the raw images website.

Emily Lakdawalla

Cassini has it almost too easy. Point at anything in the Saturn system and you're guaranteed of a shot that looks, at least, pretty.

Emily Lakdawalla

The first of what will be five trajectory correction maneuvers (TCMs) is

Emily Lakdawalla

Venus? What? Somebody still studies that planet? Yes, and in fact there's an active spacecraft there: Venus Express, the poor little sister to Mars Express.

Emily Lakdawalla

The Cassini Saturn orbiter just completed its second very close flyby of Saturn's mid-sized iceball moon Dione, and the images from that encounter have been streaming onto the Cassini raw images website this morning.

Emily Lakdawalla

Yesterday was the Mars Reconnaissance Orbiter HiRISE team's latest flood of archived images, 1,025 of them. I skipped forward to page 42 (what other number would I pick?) and started browsing from there.

Emily Lakdawalla

I've reported before about the detection of water on the surface of the Moon by the Chandrayaan-1 orbiter and the Deep Impact and Cassini spacecraft, but what I'm about to tell you about is actually more exciting: the direct detection of water in the lunar atmosphere by the Chandrayaan-1 Moon Impact Probe.

Emily Lakdawalla

Here's a lovely picture whose components came down from Cassini a few days ago.

Emily Lakdawalla

Space Station astronaut Soichi Noguchi is an awesome photographer. This image is going straight into the

Emily Lakdawalla

Here's the first cool pic I've managed to produce from the recently-released Lunar Reconnaissance Orbiter Camera data set.

Emily Lakdawalla

It's been two weeks since Lunar Reconnaissance Orbiter mission released a flood of data to the Planetary Data System, but I haven't posted any pictures dug out of the camera data yet. This post will explain why.

Emily Lakdawalla

Yesterday the Jet Propulsion Laboratory issued a press release announcing the first eight image releases that resulted from HiWish suggestions.

Emily Lakdawalla

The paper I'm writing about today,

Emily Lakdawalla

Spirit had been communicating on a once-per-week schedule in recent weeks. During the designated time for the rover to communicate with NASA's Mars Odyssey orbiter passing overhead on March 30, Odyssey heard nothing from the rover.