These 20 "city killer" asteroids, each over 140 metres in size, could potentially be on a future collision course with Earth.

Discover interesting facts about the sun, the solar system's central star that supports all life on Earth.

For the dwarf planet candidate, one trip around the sun takes over 24,000 years. Its orbit challenges a proposed path for a hypothetical Planet Nine.

Towards the end of the month, Mercury will be visible in the western horizon, the space agency said. Californians can observe ...

The discovery of the exoplanet, a super-Earth called Kepler-735c, is all down to something called transit timing variations, ...

During the month of June you will be able to see Mercury, Venus, Mars, Saturn, Neptune and Jupiter in the sky at different ...

The stunning collision between Elon Musk and President Donald Trump playing out in real time has the potential to upend the Republican Party.

The Webb telescope detects a clear, hydrogen-rich atmosphere, as well as water vapor, on the hot sub-Neptune planet TOI-421 B ...

TOI-6894 is one such star. Announced Wednesday in a paper for Nature Astronomy, the red dwarf is just 20% the mass of our Sun ...

The Milky Way may merge with the Large Magellanic Cloud in 2 billion years, not Andromeda, contrary to previous findings.

The "True Blood" and "Succession" actor discusses playing a TV-loving cyborg on "Murderbot" after a string of heavy roles.

Giant planets are not rare per se — after all, we have four in our own solar system. Such large worlds are, however, rarely ...