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

Favorite Astro Plots #1: Asteroid orbital parameters

Emily Lakdawalla • October 01, 2015 • 3

This is the first in a series of posts in which scientists share favorite planetary science plots. For my #FaveAstroPlot, I explain what you can see when you look at how asteroid orbit eccentricity and inclination vary with distance from the Sun.

Proposals to Explore the Solar System’s Smallest Worlds

Van Kane • July 27, 2015 • 10

Van Kane rounds up some of the latest NASA Discovery mission proposals aiming to explore our solar system's smallest bodies.

Five steps to prevent asteroid impacts

Bruce Betts • June 30, 2015 • 3

For Asteroid Day, Bruce Betts reviews 5 steps needed to prevent asteroid impacts, as well as how The Planetary Society is involved in those.

Shoemaker NEO Grant Winners Announced: Saving the World

Bruce Betts • April 15, 2015

The six winners of the 2015 Shoemaker NEO Grants will use the grants to upgrade their observatories to improve their abilities to study potentially dangerous asteroids.

PROCYON update: Asteroid 2000 DP107 target selected, ion engine stopped

Emily Lakdawalla • April 13, 2015 • 3

PROCYON (PRoximate Object Close flYby with Optical Navigation) is a microsatellite that launched on December 3 as a secondary payload with Hayabusa2. The mission has now selected their asteroid flyby target -- a binary asteroid named 2000 DP107 -- but is reporting a problem with their ion engines.

Planetary Defense Conference: Steps to Prevent Asteroid Impact

Bruce Betts • April 13, 2015 • 2

From Italy, Bruce Betts gives background and information at the start of the Planetary Defense Conference, which addresses the asteroid threat. Bruce summarizes steps to prevent asteroid impact.

Revitalized 0.81m telescope studying properties of NEOs

Bruce Betts • March 31, 2015

Thanks to a new focal reducer and re-aluminized mirror from a Shoemaker NEO grant, a 0.81-meter telescope in Italy is performing astrometric follow-up observations and physical studies of asteroids.

How Do We Know When We Have Collected a Sample of Bennu?

Kevin Walsh • March 17, 2015 • 1

A huge amount of effort goes into deciding where to try to collect a sample on Bennu. There are roughly nine months to survey, map and model the asteroid to help make this decision.

Take My Free Online College Introduction to Planetary Science and Astronomy CSUDH Class

Bruce Betts • February 04, 2015 • 2

Our own Dr. Bruce Betts is once again teaching his Introduction to Planetary Science and Astronomy college course online. Come join him.

Camera now measuring even fainter Near-Earth Objects

Bruce Betts • January 30, 2015

Camera purchased with the support of a 2009 Shoemaker NEO Grant is now on a new telescope providing follow-up measurements for even fainter near-Earth objects.

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