Unlike conventional chemical rockets, Sunbird relies on nuclear fusion – a process that replicates the energy production at the core of stars – to propel spacecraft.

In March and April 2025, internet users shared a striking image that they claimed showed "Steeple Mountain," a massive point ...

The near-Earth asteroid 2025 BC10 will pass safely near our planet on Saturday (April 5). The Virtual Telescope Project will ...

WELCOME to Mars – where the air is too thin to breathe and the surface temperature is too cold for unsheltered life. Yet the ...

Have you ever wondered how far Jupiter is from Mars or Venus from Earth? Our handy calculator makes it easy to find out! All distances are average and ...

The space rock is expected to zoom past our planet at a zippy 28,655 miles per hour, according to the space agency.

The planets offer exciting views in April for both night owls and early risers. Plus, the Lyrid meteor shower peaks in ...

TOI-512b orbits its star every 7.1 days at a distance of just 9,863,797 kilometers (6,129,079 miles). This means that it gets ...

Ganymede, Jupiter's largest moon and the solar system's largest, is bigger than Mercury and the dwarf planet Pluto, with a diameter of 5,268 kilometers.

They orbit each other at a distance of just 67 million miles—nearly the same as ... April closes with a young moon hanging above Jupiter. This moon will be just three days past perigee, its closest ...

TN17 is estimated to be around 540 feet in diameter, which is greater than the height of the Pyramid of Giza in Egypt (449 feet).