Think you know Pluto? Think again. From its mysterious orbit to why it’s so hard to spot - even with Hubble - this video ...

Sedna will reach its closest approach to the Sun in 2076, providing a remarkable space-faring opportunity that won’t come ...

When astronomers first discovered exoplanets, they found massive ones orbiting large stars. The technology to detect smaller planets around low-mass, dim red dwarfs took time to develop. By the ...

Astronomers studying the remnant SNR 0509-67.5 have finally caught a white dwarf in the act of a rare “double-detonation” supernova, where an initial helium blast on the star’s surface triggers a ...

The planet, which astronomers believe is orbiting a young red dwarf star approximately 34 light years away, has been dubbed ...

The dwarf planet Sedna will fly nearer the Sun in 2076. A nuclear rocket or a solar sail spacecraft could reach it within 7 ...

A potential interstellar interloper is currently zooming toward the Sun. Its strange approach angle suggests it may have come ...

Long theorized but never observed, the first known “planet with a death wish” is described by Ilin and her colleagues in a ...

The James Webb telescope has made another stunning discovery -- this time of a massive planet that could potentially sustain ...

The explosion of a star, called a supernova, is an immensely violent event. It usually involves a star more than eight times ...

NASA's James Webb Space Telescope has been unwaveringly focused on our universe. With its unprecedented power to detect and ...

James Webb’s mid-infrared vision has likely captured a frigid, Saturn-mass planet shaping the dusty rings around the nearby ...