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Blog Archive

 

Parker Solar Probe: NASA renames upcoming mission to touch the Sun

Jason Davis • May 31, 2017

NASA's Parker Solar Probe spacecraft will repeatedly dive through the Sun's corona, giving scientists their first-ever up-close look at our star.

In Pictures: A Partial Solar Eclipse from Space

Jason Davis • September 15, 2015

Two sun-observing spacecraft in Earth orbit captured images of a partial solar eclipse Sunday morning.

In Pictures: DSCOVR Headed for Deep Space

Jason Davis • February 12, 2015

On Wednesday evening, a SpaceX Falcon 9 rocketed into orbit with DSCOVR, the Deep Space Climate Observatory. Here's a photo and video roundup.

Two Days, Two Launches and Three Landings

Jason Davis • February 09, 2015

Within a two-day span, two rocket launches and three ocean landings are scheduled—one of which involves an autonomous spaceport drone ship.

A (Difficult) Day in the Solar System

Bill Dunford • October 30, 2014

After a bad day on the launch pad, some perspective.

The Pivotal Discovery You’ve Probably Never Heard Of

Karl Battams • August 29, 2014

Karl Battams highlights the historic discovery, by an Air Force satellite, of a sungrazing comet.

Intro Astronomy 2014. Class 12: The Sun and Stars

Bruce Betts • May 01, 2014

Explore the physical characteristics and inner workings of the Sun and then learn all about Stars and Stellar Evolution in this video of class 12 of Bruce Betts' Introduction to Planetary Science and Astronomy class.

Missions to a Star

Bill Dunford • February 17, 2014

Upcoming deep space missions will venture right to the heart of the Solar System.

The Mercury Transit You Probably Missed

Karl Battams • December 30, 2013

Planetary transits of the Sun by Mercury and Venus don't come along very often, and when they do we make a big deal of it because, well, it's really cool!

Comet ISON Wrap Up

Bruce Betts • December 05, 2013

Comet ISON captivated our world, and many of our world’s robotic emissaries for many months. But, alas, poor ISON is dead -- again. Here I wrap up our enthusiastic coverage of this multi-morphing zombie comet that tried to survive and re-survive as it came within one solar diameter of the Sun.

Comet ISON live blog

Emily Lakdawalla and Bruce Betts • December 05, 2013

Comet ISON reached perihelion at 18:25 UT (10:25 PT) on November 28. It's an event that's was watched around the world, accompanied by tons of commentary and streams of photos. We will update this blog entry periodically with links to all the resources that we hear of for following the comet's progress.

Multiple views of comet ISON from solar-observing spacecraft

Emily Lakdawalla • December 02, 2013

When comet ISON passed through perihelion last week, solar observing spacecraft had a ringside view. Here are several animations of ISON's perilous passage from the SOHO and two STEREO spacecraft.

Comet ISON Hangouts November 25 and December 2

Emily Lakdawalla • December 02, 2013

Two Hangouts bookended comet ISON's perihelion, hosted by Chuck Beuter of Comet Festival South Bend. On November 25, it was I and Ron Kaitchuck. On December 2, Alex Filippenko and I discussed what happened to the comet over Thanksgiving.

ISON, Encke, Mercury, and Home

Karl Battams • November 22, 2013

Comet ISON has entered the field of view of the STEREO HI-1A camera, and, in an awesome animation, it joins a large cast of characters already present there.

IRIS safely in orbit, ready to eye sun's atmosphere

Jason Davis • June 28, 2013

IRIS, the Interface Region Imaging Spectrograph spacecraft, was launched from Orbital Science Corporation's Stargazer carrier aircraft over the Pacific Ocean at 7:27 p.m PDT.

First Analysis: the NASA Planetary Science Budget for 2014

Van Kane • April 10, 2013

No mission to Europa, diminished funding for outer planets missions, a small bump to small spacecraft missions, and an increase for asteroid detection are part of the White House's proposal for NASA in 2014.

Comet PANSTARRS from the other side of the Sun!

Karl Battams • March 14, 2013

Comet PANSTARRS is delighting northern hemisphere viewers right now. But it's also big, bright, and beautiful to the STEREO spacecraft.

Curiosity catches sunspots along with Phobos and Deimos transits

Emily Lakdawalla • October 03, 2012

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.

Cool video: Jupiter, its moons, a comet, and...the Sun?

Emily Lakdawalla • May 16, 2012

Here's a neat video posted by SungrazerComets (the Twitter identity of the U.S. Naval Research Laboratory's Sungrazing Comets website) this morning.

Solar storm in progress

Emily Lakdawalla • March 07, 2012

Last night the Sun unleashed a large coronal mass ejection in our direction. Here is a compilation of images from SOHO's two LASCO cameras, plus a prediction from the new space weather prediction model that I learned about at the American Geophysical Union in December. The storm will arrive at Earth on March 8.

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