The universe is vast, mysterious, and breathtakingly beautiful. From the glow of distant galaxies to the quiet elegance of ...

It is not one of the largest impact craters on the dwarf planet. Images from Dawn's camera system show that a crater wall ...

Astronomers used the powerful James Webb Space Telescope to sleuth out some of these objects, called brown dwarfs, in a vibrant star-forming region of our galaxy called the Flame Nebula. Brown dwarfs ...

About 650 light-years from here, in the constellation Aquarius, lies the planetary nebula Caldwell 63, commonly known as the ...

This "blinking" between images allowed the astronomer to note ... in the solar system — in 2006 Pluto was reclassified as a dwarf planet by the International Astronomical Union, the Lowell ...

After tracking a puzzling X-ray signal from a dying star for decades, astronomers may have finally explained its source: The ...

This "blinking" between images allowed the astronomer to note ... Assembly adopted a resolution to reclassify Pluto as a dwarf planet. The reasoning was that it didn't satisfy one of three newly ...

According to NASA, multi-planet lineups are visible "every few years," but a seven-planet alignment is particularly uncommon, as each planet's orbit varies, with some moving more quickly and Mercury, ...

Pluto was discovered at Lowell Observatory in Flagstaff, Arizona in 1930 and was considered our ninth planet until 2006. The International Astronomical Union reclassified Pluto as a dwarf planet ...

Arizona has declared Pluto its “official state planet” — despite it being relegated to “dwarf planet” status ... looking for planets by taking photos over a period of time,” said ...