It came from outer space! In the early morning of June 30, 1908, people in the remote Tunguska region of Siberia beheld an ...

Space agencies have systems in place to spot, track, and forecast the future orbits of potentially hazardous asteroids.

The best modern comparison is the 1908 Tunguska Event, when an asteroid or comet fragment measuring 30-50 meters exploded over Siberia, flattening 80 million trees across 770 square miles.

A comet called ATLAS dazzled the southern skies for the last few weeks. Now it's heading out of view for half a million years ...

YR4, which orbits the sun every four years and periodically crosses Earth's orbit. The nature of its orbit makes it a ...

February, asteroid 2024 YR4 was spotted and originally believed to have a 3.1 per cent of hitting Earth in 2032. Further calculations revealed this was not the case.

Sensational "city killer" headlines aside, NASA and the European Space Agency reported the asteroid "has a very small chance" of Earth impact.

G3 (ATLAS), the 'Great Comet of 2025,' lit up the night sky in Chile, offering a rare and breathtaking sight for stargazers, with its bright tails and glowing coma.

A new study suggests that ... ESO Observations Help Almost Fully Rule out 2024 YR4 Asteroid Impact Feb. 25, 2025 — New observations of 2024 YR4 conducted with the European Southern Observatory's ...

There are countless numbers of asteroids and an unknown number of comets throughout our solar system. Most of these objects date back to the very beginnings of our solar system, around 4.5 billion ...