A team using NASA’s James Webb Space Telescope has observed two of the most distant galaxies astronomers have ever seen. At close to 33 billion light years away from Earth, these distant regions can offer…
Astronomers have discovered the most distant supermassive black hole ever observed. They had the help of a “cosmic magnifying glass,” or gravitational lensing. This happens when a massive celestial body creates a large curvature of…
In the summer, astronomers spotted an airplane-sized asteroid—large enough to potentially destroy a city—on an almost-collision course with Earth. But no one saw the space rock until two days after it had zoomed past our…