Decades after the 1920s rise of quantum mechanics, the classical mechanical framework remained a useful lens through which to examine ionization, scattering, and other atomic processes.

There are now 4,700 asteroids out there — plus or minus 1,500 – that are considered Potentially Hazardous Asteroids (PHAs). This is the latest and best assessment yet of our solar system’s population of Near Earth Objects that have the potential to make close Earth approaches. The new results come from data obtained from the [...]

Practice your French counting skills and enjoy a beautiful night launch all in one fell swoop! An Ariane 5 rocket launched last night (May 15 at 22:13 GMT) from Europe’s Spaceport in French Guiana, sending two telecommunications satellites to space. The satellites, JCSAT-13 and Vinasat-2, were successfully and accurately injected into their transfer orbits about [...]

Enjoy this delightful video put together by Babek Tafreshi from The World At Night showing the winners of the third International Earth and Sky Photo Contest. With the theme of ‘Dark Skies Importance,’ these are lovely landscape astrophotos, “ in appreciation of the night sky beauty as an essential element of our nature, importance of [...]