Is Earth's inner core solid or liquid? While the inner core is extremely hot, experts have known that it is solid for many ...

Here is your horoscope for the week of Monday, July 7, 2025.

Let’s learn about Capella. It is the fourth brightest star we can see in Ellensburg. It is the brightest northerly star. It ...

At the far reaches of our Solar System lies Pluto, a mysterious world shrouded in shadows and icy terrain. NASA’s latest ...

The objects range in size, with diameters less than tens of miles to 1,500-mile-diameter dwarf planets. The objects travel on orbits comparable in size or even larger than Neptune’s orbit.

Typical plumes reach the surface and build features like Hawaii or Yellowstone, but Oman shows no fresh lava fields. That absence makes the Dani plume a ghost: hot enough to soften rock, not hot ...

No telescope has basked in the night sky quite like the enormous new Vera Rubin Observatory. Here's what it could reveal ...

Yet a trickle of reflected photons, captured by two big telescopes on opposite hemispheres, has given scientists their first good look at the most remote sizable world spotted in more than a decade.

Mysteries of Pluto Pluto's reclassification as a dwarf planet in 2006 sparked debate. Pluto's surface composition, including nitrogen ice and tholins, is still not fully understood.

The James Webb Space Telescope (JWST) has discovered that a hazy sky over frozen Pluto is helping to cool the dwarf planet's atmosphere, while at the same time giving methane and other organic ...