The shot of our planet and the great cosmos beyond offers an eerie sense of scale to our quotidian situations on Earth. Reading time 2 minutes An astronaut recently captured an image of Earth from the ...
Our Solar System orbits the galactic center at an estimated 792,000 kilometers per hour, taking 225 million Earth years to ...
The Milky Way is our home galaxy with a disc of stars that spans more than 100,000 light-years. While the Milky Way is generally always visible from Earth, certain times of year are better for ...
What does the Milky Way look like? Sometimes, the billions of stars comprising our home galaxy appear especially vibrant during “Milky Way season” as the band arcs across the night sky. The reason has ...
It spans somewhere between 30,000 and 65,000 light-years from the center.
Spiral Galaxy from Kirkland et al. CREDIT Chris Kirkland and colleagues. A new study of zircon crystals from two of Earth’s oldest continents indicates that the formation of Earth’s continental crust ...
The Milky Way is our home galaxy with a disc of stars that spans more than 100,000 light-years. While the Milky Way is generally always visible from Earth, certain times of year are better for ...