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By Ashley Strickland, CNN There is a slumbering giant at the heart of our galaxy and occasionally, it wakes up and has an outburst. Astronomers have found evidence of this activity from the supermassive black hole at the heart of the Milky Way. The black hole, which is 4 million times the mass of our

By Ashley Strickland, CNN There is a new comet in town, and December is your only chance to see it before disappears forever. Astronomers say that Comet Leonard is our best and brightest comet to see in 2021. The comet was first discovered in January of this year by astronomer Greg Leonard. Leonard, a senior

CNN Editorial Research Here is a look at the life of Elon Musk, the billionaire entrepreneur behind Tesla and SpaceX. Personal Birth date: June 28, 1971 Birth place: Pretoria, South Africa Birth name: Elon Reeve Musk Father: Errol Musk, engineer Mother: Maye (Haldeman) Musk, nutritionist and model Marriages: Talulah Riley (2013-2016, divorced for the second

By Sherry Liang, CNN The calendar of annual meteor showers saves one of its best for last. The Geminids will light up the night sky Monday night into Tuesday morning, and NASA calls this shower “one of the best and most reliable” for its bright, fast and abundant meteors. At its peak at 2 a.m,

By Katie Hunt, CNN Astronauts need to be in unparalleled physical and mental shape to handle the rigors of space — writer Tom Wolfe famously described it as the “right stuff” in his 1979 book of the same name. NASA’s latest class of would-be space sailors is no exception. But increasingly, you don’t have to

By Amy Woodyatt, CNN Archaeologists have unearthed what they believe is the first example of a crucifixion in northern Europe. The skeleton of a man with a nail through his heel was discovered in Fenstanton, Cambridgeshire, east England, by experts from Albion Archaeology, it was revealed Wednesday. The archaeological team made the discovery while excavating

By Ashley Strickland, CNN A planet has been found orbiting in a double-star system that is so hot and massive that some astronomers didn’t think a planet could exist around it. The giant exoplanet, or planet located outside of our solar system, was discovered orbiting b Centauri, a stellar pair located 325 light-years from Earth

By Pierre Bairin, Anaelle Jonah, Hamdi Alkhshali and Mostafa Salem, CNN French authorities have released a Saudi man detained on Tuesday, after mistaking him for one of the killers of journalist Jamal Khashoggi. The 33-year-old was detained at Paris’ Charles de Gaulle Airport before his flight to Riyadh at 9:30 a.m. local time, and was

By Ashley Strickland, CNN We’re about to get a new perspective on some of the most extreme objects in the universe. In the early morning hours Thursday, NASA launched its Imaging X-ray Polarimetry Explorer mission, or IXPE, to measure X-rays released by black holes and neutron stars. The satellite successfully launched at 1 a.m. ET

By Ashley Strickland, CNN There is a new comet in town, and December is your only chance to see it before disappears forever. Astronomers say that Comet Leonard is our best and brightest comet to see in 2021. The comet was first discovered in January by astronomer Greg Leonard. The celestial object has likely spent

By Rachel Ramirez, CNN Every time new climate research is published, news headlines are posted or tweets are shared, a giant steel box perched on a granite plain in the Australian state of Tasmania will be recording it all. With its thick steel walls, battery storage and solar panels, the developers of “Earth’s Black Box”

By Ashley Strickland, CNN Ten men and women are ready to begin training so they can journey to the International Space Station, the moon and beyond. The new astronaut class of 2021 was announced by NASA on Monday. The 10 astronaut candidates, the first new astronaut class in four years, were selected from more than