Most astronomers agree that life is likely common throughout the universe. While Earth is the only world known to have life, ...

Mysterious, spherical' object detected by NASA is travelling at one million miles per hour. There is still no identification ...

Don Pettit brought a photographer’s eye to orbit, capturing the artistry of the cosmos and our planet. In photos Don Pettit brought a photographer’s eye to orbit, capturing the artistry of the cosmos ...

Earth's atmosphere pulses in sync with the sun's fiery outbursts, indicating it is more sensitive to solar activity than previously thought, according to new research.

Of the more than 5,000 exoplanets that have been confirmed so far and many more thousands of candidates, most orbit stars the ...

An international team of astronomers reports the discovery of two new exoplanets, a few times more massive than Earth, ...