Tunguska meteorite impacted on June 30, 1908

On June 30, 1908, at about 7:14 A.M., around the Tunguska River, a gigantic fireball devastated hundreds of square kilometers of uninhabited Siberian forest. It was about a ~12 megaton explosion, which means the blast was around 800 times more powerful than the Hiroshima atomic bomb.

Chinese scientists discovered aliens? Not so FAST

“Extraordinary claims require extraordinary evidence.” Carl Sagan (Cosmos, 1980) This phrase is the standard that astronomers will be applying to a curious signal captured with China’s “Sky Eye” telescope that might be a transmission from alien technology. An article reporting the signal was posted on the website of China’s state-backed Science and Technology Daily newspaper …

Guide for an ultimate stargazing experience: eclipses, meteor showers, and the Milky Way

Busy days don’t leave much time to stare at the sky in awe. But once in a while, in the midst of looking forward, it may be time to look around – or up – at your surroundings and appreciate the view. Beyond a seemingly inky nightscape with only the occasional cloud, aircraft, or spattering …

Pioneer 10 became the first spacecraft to pass beyond the orbit of Neptune on June 13, 1983

On June 13, 1983, Pioneer 10 became the first spacecraft to pass beyond the orbit of Neptune. So, it is the first spacecraft to pass beyond all the solar system planets.

Venera 4 was launched on June 12, 1967

On June 12, 1967, the Soviet Union launched Venera 4, which means “Venus 4” in English, a probe in the Soviet Venera program for the exploration of the planet Venus. It became the first successful probe to perform in-place analysis of the environment of another planet.

Is there a planet made entirely of diamonds?

Earth and the entire Solar system carry a significant abundance of precious stones and metals. The history of human’s lust for these stones is as old as the earth itself. Earth has embedded in its crust some precious rock of billions of worth. Some of these precious stones are diamonds, black opal, ruby, emerald, red …

Is Faster-Than-Light (FTL) Travel possible? Dr. Harold “Sonny” White and Limitless Space

Is faster-than-light (FTL) travel possible? Ever since astronomers found that Earth and the Solar System are not unique in the cosmos, humanity has dreamed of the day when we might explore nearby stars and settle extrasolar planets. Unfortunately, the laws of physics impose strict limitations on how fast things can travel in our Universe, otherwise …

Einstein’s general theory of relativity was proven on May 29, 1919, during a solar eclipse

On May 29, 1919, Einstein’s General Theory of Relativity, which was just four-year-old at the time, was put to its first test during a total solar eclipse. Albert Einstein’s prediction of the bending of light by the gravity of the Sun, one of the components of his general theory of relativity, could be tested by …