Nearby exoplanet, HD 20794 d, orbits a star very similar to our Sun - a placement ... a class of planets unlike any in our solar system – are more massive than Earth yet lighter than ice giants ...

A new study published by an international team of researchers led by Taro Matsuo, an astrophysicist at Nagoya University in Japan, argues that this evolutionary trend made sense 3 billion years when ...

In January 2025, Venus, Mars, Jupiter, Saturn, Uranus and Neptune were all visible in the night sky. And in February, 2025, ...

DEADLY space radiation and rapid outbreaks of disease are just a few of the official Nasa dangers that visitors to Mars will face. The space agency holds a list of “five hazards of human ...

Feb. 18 marks the 95th anniversary of the discovery of our outermost planet-not-planet. Here's what to know about the short ...

It's not uncommon for a few planets to align - all it requires is for them to be on the same side of the Sun as the Earth. But it's quite rare for six planets to align, and even rarer for seven.

ASTRONOMERS have been rocked by the discovery of a new asteroid that could hit Earth in only seven years. Experts say there’s ...

Planet demographics reveal a puzzling lack of worlds in a certain size range throughout the galaxy F or centuries our solar ...

But the star, unlike our Sun, is weak - which crushes any hope of finding life on this speedy planet. The pair were ... are also moving toward or away from Earth, then they must be travelling ...

They're clues in Earth's atmosphere that show signs that the planet is occupied by humanity ... the closest star to Earth after the Sun. Once aliens get very close to Earth, they'd be able ...

SCIENTISTS do not have much time to deflect an asteroid a size of a football pitch that is hurtling towards Earth, an expert ...

Why the 'Planet Parade' will peak this weekend and look its best until 2036 as all seven other planets in the solar system ...