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Blogs

Our journalists and guest bloggers bring you stunning imagery and the space stories that matter most.

Saturn and Titan in the Milky Way

Emily Lakdawalla • May 08, 2017

An unusual photo of Saturn by astrophotographer Damian Peach shows the planet and its largest moon nestled among the star-filled lane of the Milky Way.

Planetary Science Just Got Its Best Budget in Years

Casey Dreier • May 05, 2017 • 6

The President signed the Consolidated Appropriations Act of 2017, funding the U.S. government for the remainder of the fiscal year. NASA got a boost to $19.65 billion, and its Planetary Science Division saw a budget increase to $1.846 billion—its best budget in more than ten years.

Earth's ring system: This mosaic shows 46+ geostationary satellites in one image

Adam Block • May 05, 2017 • 1

Astrophotographer Adam Block captures 46 geostationary satellites, plus some unnamed stragglers, in one 10-frame image mosaic.

HERA crewmember shares thoughts ahead of simulated 45-day asteroid mission

Tim Evans • May 05, 2017

Tonight, a four-person crew will seal themselves inside a three-story habitat at NASA's Johnson Space Center, kicking off a simulated 45-day mission to an asteroid. One crewmember shares his thoughts before entering.

Learn the rocket equation, part 2

David Shortt • May 05, 2017 • 2

In the second and final chapter of our series, we’ll explore what the rocket equation has to say about travel through the solar system, using the example of launching a rocket to Pluto.

Old documents shine new light on NASA's plan to send a solar sail to Halley's Comet

Jason Davis • May 04, 2017 • 3

The Planetary Society's LightSail project has roots in a late-1970s NASA plan to send a giant solar sail spacecraft to Halley's Comet. Now, a cache of archival documents adds new depth to the audacious plan.

The Mars Exploration Rovers Update: Opportunity Closes in on Perseverance Valley

A.J.S. Rayl • May 03, 2017 • 1

Opportunity spent the month of April 2017 outside the western rim of Endeavour Crater, cruising toward Cape Byron and Perseverance Valley, the centerpiece of its tenth extended mission.

A Tribute to Nathan Bridges

Casey Dreier and Mark Hilverda • May 03, 2017 • 1

Last week, the planetary science community lost Nathan Bridges, a leading scientist whose work studied how wind sculpts the surface of Mars. Nathan was a prolific scientist involved in many Mars exploration missions, a charter member of The Planetary Society, a friend, husband, and father.

Dawn Journal: On Course for Opposition

Marc Rayman • May 01, 2017 • 1

The Dawn spacecraft is about to swing into a new orbital path to observe the enigmatic "bright spots" in Occator Crater on Ceres—among other targets.

Trusty Cassini survives first dive between Saturn and its rings

Emily Lakdawalla • April 28, 2017 • 4

Cheers erupted in the Von Karman auditorium at the Jet Propulsion Laboratory early Thursday morning as a squiggly green line on a graph developed a crisp, tall peak, signifying that the Cassini spacecraft was calling home after surviving its first plunge between Saturn and its ring system.

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