Our planet's closest and brightest neighbor will pass approximately between the Earth and sun this week, in what's called an ...

A quartet of small, rocky exoplanets likely circle Barnard's Star, around 6 billion light-years from Earth, putting them in ...

Venus has phases just like the moon. Before and after the conjunction, Venus looks like a thin crescent — though only telescopes can see it. Those looking for signs of the transition can watch Venus ...

Last year, astronomers announced that a planet orbits Barnard’s star. Now, researchers have confirmed the existence of three more.

Scientists already know that a planet must be in the “Goldilocks zone”—not too hot and not too cold—to have liquid water, a ...

The orbit Venus takes around the sun results in an inferior conjunction as it transitions from appearing in the evening sky to the morning sky.

Pollard A quartet of Earth-like worlds, each about 20% to 30% the size of our planet, circle one of our ... with a mass around one-sixth that of the sun. At 5.97 light-years from Earth, it is ...

Skywatchers looking to catch a glimpse of Venus's transit between Earth and the Sun this weekend might be in for a ...

Astronomers have captured direct images of exoplanets in a star system 130 light years away, providing clues on gas giant ...