To better understand the universe, we may need to kill off one of the most important theories of all time.
Space Mysteries: An international team of astronomers is on the hunt for objects that should be impossible.
If the rays of the setting or rising sun hit the moon just right, the moon appears to turn red or ruddy-brown. This is called a blood moon.
From the beginning of the universe to the present day, it’s one of the few things we regard as regular and unchanging. We look at the physics of time.
If you could journey through the cosmos' most monstrous objects, what tales — if any — would you be able to tell?
Inspiration4 will be the world's first spaceflight unsupervised by professional astronauts, using commercial equipment to launch civilian space enthusiasts into orbit.
Space Mysteries: Did an unidentified flying object really crash land at a New Mexico ranch in 1947, only to be hushed up by the government?
The Hope Mars mission is the United Arab Emirates' first interplanetary spacecraft and will study the Red Planet's atmosphere.
These violent openings are windows into the inner workings and origins of our neighboring planets and their moons.
There used to be nine planets. Now there are eight, or maybe there are nine after all. Whichever you prefer, here is a list of them in the order they appear in the solar system.
What's the weather like on other worlds? Expect methane rain, global haboobs and a 10,000-mile-wide hurricane.
A biography of Soichi Noguchi, JAXA astronaut and only non-American so far to fly in the space shuttle, the Soyuz and SpaceX Crew Dragon.
The next era of our investigation of the cosmos is about to be kick-started by the Rubin Observatory, which is currently under construction in northern Chile.
Leading scientists have long pondered how matter gives rise to our subjective experience of reality and believe consciousness could even permeate space and time.