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

Five Earth Years on Mars

Casey Dreier • August 05, 2017

Five (Earth) years ago today, the Mars Science Laboratory Curiosity landed in a dramatic fashion on the surface of the Red Planet. We look back at a mission that advanced humanity's understanding of Mars and provided a priceless return on a modest investment.

Extraterrestrial culture: How we express ourselves through space exploration

Felipe Cervera • April 11, 2017

Planetary Performance scholar Felipe Cervera brings a perspective on "extraterrestrial-ity" in terrestrial cultures—from rituals to technology.

On Cosmic Discovery and Human Significance

Jake Rosenthal • December 28, 2016 • 11

Jake Rosenthal takes us on a tour of the history of discovery of our place in the cosmos.

Connecting with Carl Sagan at the Library of Congress

Mark Hilverda • December 20, 2016 • 1

Whether you explore The Seth MacFarlane Collection of the Carl Sagan and Ann Druyan Archive online or at the Library of Congress during a visit to Washington, D.C., you’ll learn something new and have a deeper understanding of Carl Sagan.

Lunar Farside Landing Plans

Phil Stooke • May 27, 2016 • 2

Phil Stooke describes a research trip to the Regional Planetary Image Facility at the USGS in Flagstaff, where he discovered Jack Schmitt's proposed plans for a farside landing site for Apollo 17.

Space Exploration: Leaving the Earth to Understand It

Jake Rosenthal • May 13, 2016 • 2

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

New lunar mosaics emerge as Surveyor digitization project continues

Jason Davis • May 06, 2016

A team of scientists at the University of Arizona continue their efforts to extract data from more than 90,000 images captured during NASA's Surveyor program. In the meantime, new first-look images and an animation have been released.

Shuttle tank, meet canal: Engineering wonders cross paths in Panama

Jason Davis • April 28, 2016 • 4

Two modern engineering marvels crossed paths this week here in Central America, as the last unflown space shuttle external fuel tank passed through the Panama Canal during a multi-week voyage from New Orleans to Los Angeles.

Full-circle ceremony sends last shuttle tank to sea

Jason Davis • April 13, 2016

The last unflown space shuttle fuel tank is underway to California, following a full-circle ceremony in view of hardware built for the shuttle's heavy lift successor, the Space Launch System.

The Pioneer Plaque: Science as a Universal Language

Jake Rosenthal • January 20, 2016 • 7

In 1972, an attempt to contact extraterrestrial life was cast into space with the launch of the Pioneer 10 spacecraft. What exactly was the message we sent into the cosmos?

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