Tag: astrophysics
-
Postcard from Spitzer: weather on 2M2228 is hot and cloudy
Long distance weather reports are now a commonality. The report for 2MASSJ22282889-431026 is somewhat unusual. It forecasts wind-driven, planet-sized clouds, with the light varying in time, brightening and dimming about every 90 minutes. The clouds on 2MASSJ22282889-431026 are composed of hot grains of sand, liquid drops of iron, and other exotic compounds. Definitely not the first…
-
Pioneer anomaly explained?
Pioneer 10 and 11 unveiled the solar system during the golden-age of robotic exploration. Their missions were a success; Pioneer 10 threading the asteroid belt to provide our first close view of Jupiter and its moons, Pioneer 11 catapulting past Jupiter and foraying through the plane of Saturn’s rings. The Pioneers, true to their name,…
-
Radio quiet, please!
Originally conceived over 20 years ago, there’s a project being undertaken by scientists and engineers across the whole world to help us all better understand the mysteries of the galaxy and the very beginnings of the Universe. It’s estimated to be completed by around 2024,costing $1.85 billion AUS (€1.5 billion). Once completed, it’s set to…