How many dwarf planets are there in our solar system? The recent discovery of 2017 OF201 makes the tally anywhere between ...

The Sun, our life-giving star, is slowly dying. In about 5 billion years, it will exhaust its fuel and transform into a red giant, altering the solar system forever. But long before that, the Sun’s ...

Planetariums were a hit with the public. Within decades, they had spread around the world – the first planetarium in the ...

When we gaze into the night sky, we see a tiny fraction of what lies beyond our Solar System. In the vastness of space, our Sun and its planets are but a speck of dust. There are thousands of stars ...

Astronomers have confirmed that a recently spotted object is an interstellar visitor, and appears to have come from the ...

To get a glimpse of the “Swift Planet,” EarthSky suggests waiting for the sun to set before looking west for the planet ...

But an international team of astronomers have detected the unmistakable signature of a gas giant planet orbiting the ...