Planetary Society Blog

In total eclipse of a star, New Horizons' future flyby target makes its presence known

Wed, 19 Jul 2017 16:04:15 -0500

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.

Congress gives NASA's planetary science division some love (and a Mars orbiter)

Wed, 19 Jul 2017 06:00:10 -0500

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.

Your Guide to the Great American Eclipse of 2017

Mon, 17 Jul 2017 06:00:15 -0500

The Moon will totally eclipse the Sun for the first time as seen from the continental United States in more than 40 years on August 21, 2017. What are eclipses, and what's special about this one?

Meet Scott Pace, the National Space Council's new executive secretary

Fri, 14 Jul 2017 10:51:45 -0500

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

Back to Mercury! Europe and Japan's BepiColombo mission moves closer to launch

Fri, 14 Jul 2017 06:00:09 -0500

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.

Space Policy and Advocacy Quarterly Update - July 2017

Tue, 11 Jul 2017 16:59:28 -0500

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.

Dawn Journal: Still More Science

Tue, 11 Jul 2017 10:39:23 -0500

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.

From Member to Member

Mon, 10 Jul 2017 16:15:25 -0500

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

How we would explore Uranus or Neptune

Thu, 06 Jul 2017 06:00:20 -0500

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.

A guide to Cassini's remaining orbits

Wed, 05 Jul 2017 06:00:15 -0500

Sadly, the Cassini mission ends soon. We're halfway through the "Grand Finale" orbits. Only eleven and a half orbits remain until Cassini meets its fate on September 15. Here's a look at the great mission's final science orbits.

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