Space

Pyroclastic activity on Mars

Pyroclastic activity on Mars

A plateau on Mars known as Home Plate shows evidence of long-past explosive volcanic activity, say scientists on NASA's Mars Exploration Rover mission. And data collected during the rover Spirit's…
Wildfire emissions monitored from space

Wildfire emissions monitored from space

Using data from the SCIAMACHY instrument aboard ESA's environmental satellite Envisat, scientists have determined that the carbon monoxide hovering over Australia during the wildfire season largely…
CHANDRA sees brightest supernova ever

CHANDRA sees brightest supernova ever

The brightest stellar explosion ever recorded may be a long-sought new type of supernova, according to observations by NASA's Chandra X-ray Observatory and ground-based optical telescopes. This…
COROT's exo-planet and seismology on the sun

COROT's exo-planet and seismology on the sun

COROT has provided its first image of a giant planet orbiting another star and the first bit of ‘seismic’ information on a far away, Sun-like star- with unexpected accuracy. The unanticipated level…
Wally Schirra: RIP 2007

Wally Schirra: RIP 2007

Astronaut Walter M. "Wally" Schirra Jr., one of the original Mercury Seven astronauts and the only man to fly on all three of NASA's early space missions, has died at the age of 84, a NASA official…
Mercury has molten core

Mercury has molten core

Chefs have long used a simple trick to differentiate between a raw and hard-boiled egg. By spinning an egg and watching how it behaves when the spin is disrupted, it's easy to tell whether its…
Track ESA spacecraft online

Track ESA spacecraft online

Want to know if the International Space Station is over you right now? You can view the location of ESA's Earth-orbiting spacecraft and other ESA-related missions in real-time via a new tracking…
First 3-D images of the sun

First 3-D images of the sun

NASA's Solar TErrestrial RElations Observatory (STEREO) satellites have provided the first three-dimensional images of the sun. For the first time, scientists will be able to see structures in the…