Articles

A.J.S. Rayl

After struggling to get her left front wheel unstuck in June, Opportunity quickly adapted to a new driving strategy and unabashedly cruised into Perseverance Valley in July.

Casey Dreier

The proposed $19.5 billion would be less than the agency received in 2017, and substantially less than that proposed by the House for the coming year.

Julie Seven Sage

Aspiring astrophysicist Julie Seven Sage reports from the launch of student-designed CubeSat payloads at NASA's Wallops Flight Center.

Tim Evans

What's it like spending 45 days confined to a habitat at Johnson Space Center simulating a crewed NASA mission to an asteroid? Tim Evans sends us this report.

Jason Davis

LightSail 2 and Prox-1 are expected to launch aboard a SpaceX Falcon Heavy no earlier than April 30, 2018.

Emily Lakdawalla

The team reported two weeks ago that the first attempts at observing 2014 MU69 were unsuccessful. But in their third try, on July 17, astronomers in Argentina saw the telltale sign of MU69's presence: a stellar wink.

Jason Davis

The House of Representatives proposed $2.1 billion for NASA's planetary science budget, which would be an all-time high. Part of the increase would be used to start work on a new reconnaissance and communications orbiter.

Jason Davis

Pace will help develop policies that affect the future of NASA. Here's a guide to this influential new member of the Trump administration.

Jason Davis

Next year, a pair of probes head to Mercury to answer outstanding questions about our innermost planet, as well as the formation of the solar system.

Marc Rayman

Orbiting the only dwarf planet inside the orbit of Neptune, Dawn is healthy and continuing to carry out its assignments at Ceres, which includes keeping an eye on cosmic rays.

Casey Dreier

The Space Policy and Advocacy team has released its first in a series of regular program updates on our activities, actions, and priorities in our effort to promote space science and exploration in Washington, D.C.

Casey Dreier

When a Society member met with his member of Congress, he told us about it, and we followed up.

Larry Crumpler

With the latest drive on sol 4782, Opportunity began the long drive down the floor of Perseverance Valley here on Endeavour Crater.

Van Kane

One fact dominates the planning for any mission to Uranus or Neptune: They lie far from the sun. A newly released NASA report looks at how we can explore these icy giants.

Emily Lakdawalla

Sadly, the Cassini mission ends soon. We're halfway through the

Jason Davis

Tomorrow, NASA acting administrator Robert Lightfoot will have served longer than any other temporary head of NASA without having a successor nominated to fill the position.

A.J.S. Rayl

The autumn skies over Endeavour Crater remained hazy as dust from the summer storms continued to rain down, but Opportunity encountered some unexpected and serious June gloom when her right front steering wheel jammed during the walkabout atop Perseverance Valley.

Jason Rhodes

Starshade is a proposed flower-shaped spacecraft that can create an artificial eclipse, allowing space telescopes to spot planets orbiting distant stars.

Harriet Brettle

Earlier this month, The Planetary Society brought together space enthusiasts at Queen Mary University of London for “SpaceUp London 2017”—the first large-scale event organized by Planetary Society volunteers in Europe.

Larry Crumpler

Opportunity is doing a geologic walkabout at the entrance to Perseverance Valley, an ancient and potentially water-carved feature.