This breathtaking image of V838 Mon showcases a star located approximately 20,000 light-years from Earth in the Monoceros constellation, situated at the outer edge of the Milky Way galaxy.

Euclid has opened a new window to the cosmos with its first deep sky data release, revealing millions of galaxies, ...

At the start of March, Mercury and Venus lay in the west after sunset. Now both have passed between us and the Sun into the ...