We recount the day when the first manmade spacecraft made contact with another world
How big can sunspots get?
We take a look at how big these cooler regions of our star can get
Spacecraft sees Martian moon Phobos in a new light
NASA’s Mars Odyssey orbiter has gained its first look at the moon, pursuing a deeper understanding by examining it in infrared wavelengths
Low-budget balloon mission to image solar soundwaves
A miniature solar observatory will be flight tested on a six-hour high-altitude balloon mission scheduled for the end of August
No water at Mars’ seasonal streaks, orbiter finds
Seasonal dark streaks that have become one of the hottest topics in planetary science don’t hold much water
Modern Martian gullies not formed by abundant water, spacecraft finds
Data from NASA’s Mars Reconnaissance Orbiter show that ravines on the Red Planet could be being made by carbon dioxide
New Horizons Update: Spacecraft finds more water ice on Pluto
New data points to more prevalent water ice on the dwarf planet’s surface
VIDEO: Check out this gigantic eruption from the Sun
An impressive outburst from the solar surface was captured by NASA’s Solar Dynamics Observatory this month
New Horizons Update: Mountains of ice found on Pluto
A close-up image of a region close to Pluto’s equator has revealed a range of youthful peaks
New colour images show Pluto to be mysteriously spotty
Mystifying blemishes along the dwarf planet’s equator have been found
How important are heavy-lift rockets for human space travel?
We asked NASA’s Patrick Troutman, a specialist in the future of spaceflight, for his thoughts
How many spacecraft have been to Venus?
What have we sent to the hottest planet in the Solar System?
Will comet 2013 A1 smash into the Martian surface in October 2014?
Comet 2013 A1 (Siding Spring) is set for a close encounter with the Red Planet in late 2014.
When will Curiosity stop working?
How long will NASA’s Mars rover last for?