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

Emily Lakdawalla • December 29, 2015 • 1

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

December solstice: Viewing Earth's seasonal shifts from space

Emily Lakdawalla • December 22, 2015 • 2

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

DSCOVR's Halo

Dave Doody • July 28, 2015 • 1

The Deep Space Climate Observatory (DSCOVR) has begun sending us fresh, whole-hemisphere images of our own fragile planet. Some sources say that the spacecraft is "orbiting" the L1 point. Dave Doody thinks this warrants some scrutiny.

DSCOVR mission releases first EPIC global view of Earth, more to come in September

Emily Lakdawalla • July 20, 2015 • 17

Five months after its launch, the Deep Space Climate Observatory (DSCOVR) mission has successfully journeyed to the region of space where Sun and Earth gravitational attraction offset each other. From the vantage point of L1, DSCOVR's EPIC camera has captured its first full-globe view of Earth, and it's well, epic.

The OCO-2 First Light Spectra

David Crisp • August 15, 2014

Dr. David Crisp explains how NASA's Orbiting Carbon Observatory (OCO-2) works, and what its first light spectra tells his team about the spacecraft’s performance.

Landsat 8 Looks at the Supermoon

Jason Davis • July 29, 2014

Why did Landsat 8, an Earth-observing spacecraft, turn its unblinking eyes toward the July 12 supermoon?

Reflecting on NASA's Global Precipitation Measurement mission, launching today

J. Marshall Shepherd • February 27, 2014 • 2

Former deputy project scientist and current science team member J. Marshall Shepherd tells us why missions like NASA's Global Precipitation Measurement (GPM) are vital to our way of life.

SMAP Under Construction: Field trip to the Spacecraft Assembly Facility

Emily Lakdawalla • August 14, 2013 • 2

Yesterday I enjoyed my second-ever opportunity to suit up and enter the clean room of the Spacecraft Assembly Facility at the Jet Propulsion Laboratory. On display were SMAP, an Earth orbiting radar mission, and ISS-RapidScat, which will perform a different radar experiment from the Space Station.

Beautiful science by Elektro-L

Vitaliy Egorov • August 08, 2013 • 7

Six months ago, I wrote about the Russian weather satellite Elektro-L, which has more than two years of successful experience in the geostationary orbit. Then I promised that I would be here to share the materials that we collected. I think it's time to deliver on the promise.

A rare clear day in Alaska

Emily Lakdawalla • July 12, 2013 • 3

NASA recently shared a gloriously detailed image of an unusual clear day in Alaska as seen from the Terra satellite.

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