For nearly a century, since antimatter's existence was first theorized in 1928, physicists have dreamed of using a spectrometer to understand the elusive particles
The star was likely not a star at all but a rare, once-in-several-millennia alignment of planets that would have grabbed the attention of the magi, and signified that a momentous birth had occurred
The telescope cost US$184 million; to ensure the project remains undisturbed, the government is moving more than 9,000 people
The International Astronomical Union's Minor Planet Centre has designated an asteroid discovered in the year of Mercury's death, as 'Asteroid 17473 Freddiemercury'
The relatively tiny stars — they’re often no more than 20 kilometres across, or smaller than the length of Toronto’s lakeshore — are so dense they're almost black holes
Victoria Kaspi, a professor and director of the McGill Space Institute, explains why these 'cosmic lighthouses' are so significant. Starting at 7 p.m. EST
There may be 40-billion Earth-like planets. Why hasn't SETI heard from them?
The galaxy's light took 13 billion light years to reach Earth, and astronomers estimate that it formed when our universe was only 500 million years old