It was once punishable by death to propose and support the idea that the Earth was not the center of the universe. Our once geocentric view has undergone a major shift since earlier times (thankfully) ...

An upcoming astronomical event will provide a rare opportunity for amateurs to observe a technique scientists are using to search for planets around stars. On May 7, Mercury will pass in front of the ...

Scientists have discovered more than 4,000 alien planets since spotting the first ones orbiting a star beyond our sun back in 1992. Here's a brief rundown of the main techniques they use to find these ...