Is Mars still volcanically active? New study says maybe
Scientists studying the ancient Martian Tissint meteorite say they’ve found new evidence that Mars was volcanically active a few hundred million years ago … and may still be today.
One of Jupiterâs Trojan asteroids has a comet-like tail
Trojan asteroids orbit 60 degrees ahead of and behind Jupiter, in its wide orbit at 5 times Earth’s distance from the sun. Now the 1st Trojan asteroid has been found with a comet-like tail.
One of Jupiterâs Trojan asteroids has a comet-like tail
Trojan asteroids orbit 60 degrees ahead of and behind Jupiter, in its wide orbit at 5 times Earth’s distance from the sun. Now the 1st Trojan asteroid has been found with a comet-like tail.
NASA's asteroid deflection mission may spark an artificial meteor shower
A proof-of-concept demonstration by NASA to determine whether we could save Earth from a doomsday asteroid by literally knocking it off course may end up causing the first human-generated meteor shower. Called the Double Asteroid Redirection Test (DART), the unprecedented…
Why clouds form near black holes
Clouds in the greater universe are clumpy areas of greater density than their surroundings. Space telescopes have observed these cosmic clouds in the vicinity of supermassive black holes.
What The Heck Is Starlink? And What Is DarkSat?
Starlink is another of Elon Musk’s brilliant ideas (some astronomers say it’s a bit too brilliant, as we shall see) — a constellation of thousands of small satellites in low Earth orbit that will provide internet access across the globe
More evidence for watery plumes on Europa
Scientists in Europe have found more yet evidence for water vapor plumes on Jupiter’s ocean moon Europa.
Hereâs how SOHO and a skywatcher discovered comet SWAN
Almost every day, the SWAN instrument aboard the sun-watching SOHO spacecraft makes a map of the sky. Anyone with internet access can view the maps and join the search for new comets. To date, 12 comets have been spotted in the SWAN data!
Will you see Comet SWAN?
Another comet – Comet SWAN – is creating a buzz. There’ve been some amazing long-exposure photos of it. Will you be able to see it? Maybe, but conditions are challenging. Charts and more here.
Saturnâs bizarre polar hexagon is really hazy
Researchers in Spain have published a new study revealing details of a multi-layered, sandwich-like haze that hangs above the famous hexagon at Saturn’s north pole.
Recent Comments