I've been finding my way around the night sky with a star map for more than six decades and have always found it quite easy. And then in 1994, I visited the Southern Hemisphere for the first time. For ...

Once you know how to use a star map, finding your way around the night sky is easy. Credit: Creators.com illustration I’ve been finding my way around the night sky with a star map for more than six ...

If you explore the night sky it won't be long before you realize there is a lot of dust and gas up there. The interstellar dust between the stars accounts for 1% of the mass of the interstellar medium ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Artist impression of ESA's Gaia satellite observing the Milky Way. The background image of the ...

Scientists have devised a new method for mapping the spottiness of distant stars by using observations from NASA missions of orbiting planets crossing their stars' faces. The model builds on a ...

PARIS — The European Space Agency (ESA) launched its €940 million ($1.3 billion) Gaia star-mapping spacecraft Dec. 19 after postponing the mission one month due to technical issues involving a ...

"We will never forget Gaia, and Gaia will never forget us." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Europe's star-mapping Gaia space ...