A team of researchers has outlined how a new "direct fusion drive" propulsion system could allow us to reach Sedna this ...

July promises a celestial spectacle. Skywatchers can see star clusters and meteor showers. Planetary sightings, including dwarf planet Pluto, are expected. Messier 22 will be at its brightest. Mercury ...

Pluto is the tiniest planet in our solar system with a diameter of roughly 2,377 kilometers, making it even smaller than our ...

Stars passing close to the sun could cause planets to collide, including with Earth, or even be ejected as rogue planets, new ...

What can Earth-sized exoplanets teach scientists about the formation and evolution of exoplanets throughout the cosmos? This is what a study recently posted to the arXiv preprint server hopes to ...

TOI-6894 b, the largest exoplanet relative to its host star yet seen, doesn’t fit the most widely accepted formation model ...

Using gravitational microlensing, scientists have discovered a rare, large planet at the edge of the Milky Way. The planet is ...

Astronomers confirm TOI-5573 b, a rare, miniature Saturn-like planet orbiting a small star, challenging theories of planetary ...

Scientists from Vilnius University (VU) Faculty of Physics, along with members from Poland and other countries, discovered a ...

The James Webb Space Telescope has discovered an exoplanet using the direct-imaging technique. The host star's light was ...

Despite being covered in impact craters that could potentially send pieces of the planet into space, we have never found a ...

Researchers in the US have suggested there is a 40 percent chance a ninth planet could exist in our solar system. Planet Nine ...