Finding Earth’s exact position in the galaxy took centuries of observation and innovation. This story follows astronomers as ...

Earth’s core has often been described as just a giant ball of iron and nickel. Now, a new study argues that it is also a major storage place for hydrogen, possibly equivalent to dozens of oceans’ ...

Astronomy has the opportunity to be more than a victim of growth. It can be a driver of infrastructure, education and long-term exploration. By articulating its needs clearly and aligning with the ...

Scientists have identified three Earth-sized planets orbiting two stars in the TOI-2267 system. Remarkably, planets transit around both stars — a first in astronomy. The system’s compact, cold nature ...

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I've read that the planned crewed Mars missions will take six months or two years to arrive. Which is it? Could a longer trip ...