Astronomers have discovered a new type of cosmic object: a gas-rich cloud about 14 million light-years away from our planet that could help illuminate the mysteries of the dark universe. Nicknamed ...

For years, scientists have viewed our solar system as isolated within the vast emptiness of space. But recent findings have revealed a surprising discovery—a “cosmic tunnel” connecting our solar ...

CAPE CANAVERAL, Fla. — After decades of scouring the universe, astronomers finally have found two immense clouds of gas that are pristine — free of the metals fired out into the cosmos by stars.