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Blogs

Blog Archive

 

GOES-R: A GOES Primer

Posted by Heather Hunter on 2016/11/14 01:07 CST

The current GOES-East and GOES-West have been faithfully providing continuous imagery and data on Earth and space weather for almost a decade. So, with the launch of the first of the next generation of GOES satellites, GOES-R, what is NOAA trying to accomplish?

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A week in the solar system

Posted by Jason Davis on 2016/11/10 05:45 CST | 1 comments

A roundup of pretty pictures and news from our robotic ambassadors around the solar system, from November 4 through 8.

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New Gems from the Moon
JAXA Releases the Complete Image Set from Kaguya’s HDTV Camera

Posted by Bill Dunford on 2016/10/10 04:00 CDT | 3 comments

More than seven years after the end of its mission, JAXA has released the entire data set from Kaguya's HDTV cameras.

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Gullies on Mars: Wet or Dry (Ice)?

Posted by Tanya Harrison on 2016/08/17 08:02 CDT | 1 comments

Martian gullies were in the spotlight last week thanks to a NASA press release stating they were "likely not formed by liquid water" based on spectral results. But how does this stack up against their morphology?

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Whither the Weather? A Jet Stream Explainer

Posted by Anna Scott on 2016/06/07 11:01 CDT | 4 comments

Jet streams are found in planetary atmospheres throughout our solar system. But what exactly are they?

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Space Exploration: Leaving the Earth to Understand It

Posted by Jake Rosenthal on 2016/05/13 08:00 CDT | 2 comments

Looking back at Earth from beyond helps to give perspective on our place in the cosmos.

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State of NASA Earth Observation

Posted by Anna Scott on 2016/05/12 08:00 CDT | 4 comments

Anna Scott gets us up to speed on NASA's Earth-observing missions nearly 60 years into the satellite age.

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The what-o-sphere? An explainer

Posted by Anna Scott on 2016/05/05 08:04 CDT | 3 comments

Why do we need to slice up atmospheres into classifications like the troposphere, stratosphere, mesosphere, and thermosphere?

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Atmospheric Waves Awareness: An Explainer

Posted by Anna Scott on 2016/04/20 10:30 CDT | 4 comments

There are two types of atmospheric waves that are critically important on Earth and other planets: gravity waves and planetary waves.

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Synthesizing DSCOVR-like Images Using Atmospheric and Geophysical Data

Posted by Steve Albers on 2016/04/20 08:00 CDT | 3 comments

Why does our planet look the way it does from space? How does light interacting with land, clouds, water, snow, ice, gases, and various aerosols all come together? One way to learn the answer is to try and synthesize DSCOVR's view from various "building blocks" of geophysical and atmospheric data.

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UPDATED: ESA activates a new old space camera

Posted by Emily Lakdawalla on 2016/02/19 10:45 CST | 2 comments

Inspired by the Mars Webcam on Mars Express, ESA's Cluster mission has turned on a camera on the Cluster spacecraft for the first time since their launch more than 15 years ago. UPDATE: It has now acquired images of Earth.

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Two epic photos of Earth -- but which one is truer?

Posted by Emily Lakdawalla on 2015/12/29 05:19 CST | 1 comments

Two images of Earth taken from different spacecraft at the same time illustrate differences in "true" color imaging among spacecraft.

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December solstice: Viewing Earth's seasonal shifts from space

Posted by Emily Lakdawalla on 2015/12/22 10:12 CST | 2 comments

It's fun to watch the seasons shift from space, and as of this year we have new ways to do that.

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Hayabusa2 views Earth and the Moon on approach to December 3 flyby

Posted by Emily Lakdawalla on 2015/12/01 07:26 CST | 1 comments

I just love photos of Earth from planetary missions -- especially if they manage to get Earth and Moon in the same shot, as Hayabusa2 did on November 26.

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Two JAXA mission updates: Akatsuki Venus orbit entry and PROCYON Earth flyby coming up!

Posted by Emily Lakdawalla on 2015/11/19 05:51 CST

Akatsuki is finally approaching its second attempt to enter Venus orbit, on December 7; let's all wish JAXA the best of luck! And PROCYON, whose ion engines have failed, is still an otherwise perfectly functional spacecraft that is taking photos of Earth and the Moon as it approaches for a flyby.

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A Day in the Solar System: 28 October 2015

Posted by Bill Dunford on 2015/11/09 07:44 CST | 5 comments

On October 28th, the Cassini spacecraft flew through the geyser plume of Saturn's moon Enceladus. But Cassini was not the only spacecraft operating in the solar system that day.

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A Roundup of Dust Devil Research

Posted by Ralph Lorenz on 2015/11/02 07:23 CST

Planetary scientist Ralph Lorenz briefs us on the current state of our knowledge on dust devils on Earth and Mars.

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Preparing for the Journey to the Moon, Mars and Beyond

Posted by Deepak Dhingra on 2015/10/21 10:03 CDT | 1 comments

Deepak Dhingra reports on a planetary analog field trip exploring a very young volcanic terrain in Idaho at Craters of the Moon National Monument and Preserve.

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Searching for the Origins of Earth’s Water

Posted by Van Kane on 2015/09/17 10:03 CDT | 1 comments

Three recently proposed low-cost space missions all aim to answer the same question: Where did Earth's abundant water come from?

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In Pictures: West Virginia from Space

Posted by Jason Davis on 2015/07/29 04:04 CDT | 2 comments

Jason Davis shares five images of his home state, West Virginia, taken by astronauts aboard the International Space Station.

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