SpaceX and NASA made history this week when they launched two astronauts to the International Space Station — the first commercial launch to the ISS and the first crewed launch from the US since 2011. Read more.
A new origin story for supermassive black holes suggests that in primordial clouds of dust and gas, large baby stars vacuum up smaller stars, resulting in stars 10,000 times the mass of our Sun. When those huge stars collapse, they become supermassive black holes. Read more.
An artist created this image of the very early universe, when stars formed out of hydrogen, helium, and lithium — the only elements around. Scientists using the Hubble Space Telescope recently figured out that stars formed much earlier than we thought. Read more.