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Half of the universe’s ordinary matter was missing — until now. Astronomers have used mysterious but powerful explosions of energy called fast radio bursts (FRBs) to detect the universe’s missing

On a warm June evening, viewers in Arizona watched the sky burst with color from the clouds of gas and dust that help create our home galaxy, the Milky Way.

Astronomers have discovered a batch of nine new brown dwarfs, also known as “failed stars,” including the two smallest examples of these curious celestial objects ever seen. The new find

Look to the west on the nights following June 18 to see Mars sweep past the bright star Regulus to enter the Spring Triangle – a formation of three prominent

Okay, it wasn’t quite the three years “Star Wars” fans had to endure waiting for closure on that “I am your father” revelation. Even so, the summer of 1990 can’t

When NASA’s Nancy Grace Roman Space Telescope begins science operations in 2027, it will use a space-bending effect first predicted by Einstein back in 1916 in an attempt to crack