"As the large and bright discs are the easiest to observe, our previous view of the birth site of planets was biased." ...

The smallest disk identified, meanwhile, stretched to just 0.6 AU – closer to the star than the Earth is to the Sun.

Up for a challenge? If skies are clear, you may be able to complete a rare feat of visual athletics this coming weekend, and ...

As Bajaj puts it: "These James Webb Space Telescope data sets are so beautiful." ...

New research from Germany has investigated for the first time the idea of building a photovoltaic Dyson sphere, a theoretical ...

A photovoltaic Dyson sphere is a theoretical megastructure that could provide vast amounts of energy for interstellar space travel and large-scale technological endeavors.

Mars is now 11” wide and roughly 0.9 astronomical unit from Earth. (One astronomical unit, or AU, is the average Earth-Sun distance of 93 million miles [150 million km].) It is quickly receding ...

Uranus' accidental discovery 240 years ago greatly enhanced our understanding of the solar system, doubling the size of the ...

In 2017, it was set at around 138 AUs from our planet. AU means astronomical unit, which in this case means the distance from the Earth to the sun. So 138 AUs means that it's 138 times further than ...

The effects of a proposed green-energy facility in Chile could be devastating for some of the most powerful instruments ...