Solar System

How Big is Rosetta’s Comet?

Pretty darn big, I'd say. The illustration above shows the relative scale of the comet that ESA's Rosetta and Philae…

10 years ago

Trekking Mars – Curiosity Roves Outside Landing Ellipse!

Trekking Mars - NASA’s intrepid robot Curiosity is roving rapidly across the sandy ripples of the Red Planet in her…

10 years ago

How to See Pluto at Opposition as New Horizons Crosses the One Year Out Mark

Are you ready for 2015? On July 14th, 2015 — just a little over a year from now — NASA’s…

10 years ago

NASA Set to Launch OCO-2 Observatory on July 1 – Sniffer of Carbon Dioxide Greenhouse Gas

NASA’s Orbiting Carbon Observatory-2 (OCO-2) at the Launch Pad This black-and-white infrared view shows the launch gantry, surrounding the United…

10 years ago

NASA’s Orion Deep Space Capsule Completes Most Complex Parachute Test Ahead of Maiden Launch

A test version of NASA’s Orion deep space capsule has completed its most complex and last full flight-like parachute drop…

10 years ago

Ceres and Vesta Converge in the Sky on July 5: How to See It

I bet you've forgotten. I almost did. In April, we reported that Ceres and Vesta, the largest and brightest asteroids respectively,…

10 years ago

Curiosity Marks Milestone Anniversary – 1 Martian Year On Mars!

NASA’s Curiosity rover celebrated a milestone anniversary today, June 24 - 1 Martian Year on Mars! A Martian year is…

10 years ago

‘Time Capsule On Mars’ Team Hopes To Send a Spacecraft There With Your Messages

It's an ambitious goal: land three Cubesats on Mars sometime in the next few years for $25 million. And all…

10 years ago

Driving, Driving, Driving – Curiosity’s Top Priority on the Road to Mysterious Mount Sharp

Driving, Driving, Driving - that’s the number one priority for NASA’s rover Curiosity as she traverses across the floor of…

10 years ago