The noon Sun stands directly over Earth’s equator at 5:01 a.m. EDT on March 20. This point is the vernal equinox, or simply ...
Venus lies bright but low, while Jupiter and Mars dominate. South America and the eastern Pacific Ocean get the best views of ...
A team of astronomers has found the first binary star system, D9, near the supermassive black hole Sagittarius A*. Previously ...
Binary neutron star mergers occur millions of light-years away from Earth. Interpreting the gravitational waves they produce presents a major challenge for traditional data-analysis methods. These ...
Gaia, a mission designed to map stars, has accidentally become a planet hunter. Using precise astrometry, it detected stellar ...
Warren Buffett is a big fan of Sirius XM Holdings (NASDAQ: SIRI). Or, at least someone on his investment team is. Buffett's holding company now owns around $2.4 billion in Sirius XM shares ...
Shares of Sirius XM Holdings Inc. climbed toward a two-month high Tuesday after Berkshire Hathaway Inc. disclosed that it boosted its stake in the satellite-radio company to more than 35%.