Mercury and Saturn are neighbors in the sky, about a half a fist held upright and at arm’s length above the west-southwestern ...

The Einstein Probe was launched in January 2024 to study the high-energy universe, and among its instruments is its ...

"The diversity of ways that white dwarf stars can blow up is much greater than previously expected." There are a lot of ways ...

An amateur astronomer discovered Pluto 95 years ago today. The former planet will complete an orbit in another 153 years.

Saturn, Venus, Neptune, Uranus, Jupiter, Mars and Mercury will be visible in an uncommon planetary alignment this month.

“New Horizons shattered a major paradigm of planetary science,” says Alan Stern, the mission’s principal investigator. “Pluto ...

Trans-Neptunian objects (TNOs) are icy bodies that vary widely in size, from large dwarf planets like Pluto and Eris—each ...

Today: On Feb. 18, 1930, Clyde Tombaugh discovered Pluto, at that time classified as the ninth planet.

Feb. 7, 2025 — 'Temperamental' stars that brighten and dim over a matter of hours or days may be distorting our view of thousands of distant planets ... Feb. 5, 2025 — There's a 26 per ...

Why is Pluto no longer a planet? Discover the real reason behind Pluto’s reclassification as a dwarf planet and the science that led to this change.

If you've only seen the Hyundai Ioniq 5 in photos, you might think it's a family hatchback. Its looks are deceiving though: this is actually a big electric SUV. Indeed, at 4.6 metres long and 1.6 ...

The brown dwarf ... The WIYN 3.5-meter Telescope at the Kitt Peak National Observatory in Tucson, Arizona, provided crucial follow-up observations. "Massive planets around low-mass stars are ...