New results suggest that the Red Planet lost most of its carbon dioxide-dominated atmosphere — which had kept Mars relatively warm and allowed the planet to support liquid surface water — to space about billion years ago due to unexpected source
Voyager 1 spacecraft's biggest moments are shown in this chart covering the last 36 years. Voyager 1 is almost 12 billion miles away now! and moving at miles per hour!Voyager 1 will be the first ever object we've sent outside our solar system.
This image from Nasa's Spitzer Space Telescope shows a stellar nursery containing thousand of young stars & developing protostars near the sword of the constellation Orion. I heart the Spitzer space telescope.