Articles

Bill Dunford

The first human beings to see the mysterious

Bill Dunford

Dispatches from five different worlds--all sent by robotic spacecraft on the same day.

Emily Lakdawalla

Really cool movies from Jim Richardson propose to explain how the same physics of impact cratering can produce such differently-appearing surfaces as those of the Moon, large asteroids like Eros, and teeny ones like Itokawa.

Bill Dunford

Some lovely, rarely-seen images from the MESSENGER mission.

Bill Dunford

Nineteen years ago this month, the Clementine mission sent some amazing views from the moon.

Emily Lakdawalla

A reader comment inspired me to dig up an oldie but a goodie: a sequence of photos of the Moon transiting Earth, seen from a very long way away,

Mat Kaplan

Professor Bell's topic is

Emily Lakdawalla

While researching another story, I came across an image I don't remember ever seeing before, of a moonrise from an unexpected source.

Bill Dunford

Why spend effort and scarce resources on space exploration when we have so many problems here at home? Turns out, there are some pretty good reasons.

Emily Lakdawalla

It's taken me a year to face the emotionally draining task of reading and writing about Galileo's cruise phase as chronicled in the mission's newsletters.

Emily Lakdawalla

We welcomed Sarah Noble to our weekly Google+ Hangout. Sarah is a lunar geologist and a civil servant working in the Research & Analysis program at NASA Headquarters, and has recently been named Program Scientist for the LADEE lunar mission.

Emily Lakdawalla

Video views shot by two doomed spacecraft take us flying across the Moon.

Andrew Chaikin

Today marks the 40th anniversary of the last human footsteps on the Moon. In my latest video I look back at Apollo 17 and explain why I believe the Moon is the solar system's

Emily Lakdawalla

The twin GRAIL spacecraft are nearly out of fuel, and are being directed to a controlled impact near the north pole on the near side of the Moon on December 17. Before the end, though, they did some cool things, including flying within 2000 meters of mountaintops, and catching video of Lunar Reconnaissance Orbiter in flight.

Emily Lakdawalla

Today I stumbled upon the Lunar and Planetary Institute's Lunar Sample Atlas, and was reminded of how much I love petrographic thin sections. They can make unassuming, cruddy looking rocks beautiful.

Bruce Betts

Learn about the Planetary Society’s newest project: PlanetVac, with Honeybee Robotics, aims to prototype and test in a huge vacuum chamber a new way to sample planetary surfaces that could be used for sample return or for in situ instruments.

Emily Lakdawalla

Amateur image processor Tom Dahl's spectacularly high-resolution version of Buzz Aldrin's panoramic view of the Apollo 11 landing site.

John M. Logsdon

Although Neil Armstrong may have passed away, his name will be part of human history forever.

Jason Davis

I'll be guest hosting this week's Cosmoquest Science Hangout on Wednesday, August 1. The show starts at 2300 UTC, and my special guest is Mihály Horányi.

Emily Lakdawalla

Sky & Telescope and Replogle Globes teamed up to take advantage of the fabulous new Lunar Reconnaissance Orbiter image mosaic of the Moon to make an equally fabulous new Moon globe.