Siddharth Patel, a 12-year-old who lives in London, Ontario (west of Toronto), spotted two possible asteroids in September as part of a citizen science program that partners with NASA, according to the Toronto Star.

Asteroid 2025 SC79 is the size of a skyscraper and moves around the solar system at a record-breaking speed. Astronomers think that the asteroid completes one revolution around the Sun in 128 days, making it the second-fastest asteroid orbit in the solar system.

Astronomers can usually spot "planet killer" asteroids long before they approach Earth. But what if they can't?

Astronomers are watching a new comet pass through our solar system with great interest. Based on its glow, the 33-billion-ton interstellar object

Astronomers discover 2025 SC79, the solar system's second-fastest asteroid, hiding in the Sun's glare. Learn why these 'twilight' asteroids are a top priority for planetary defence.

The newly discovered "twilight" asteroid, 2025 SC79, was obscured by the sun's glare until an astronomer pointed the Dark Energy Camera at it, highlighting the potential dangers of unseen asteroids.

Another small asteroid dubbed 2025 TQ2 also flew within Earth's vicinity the same day after 2025 TF's approach, according to the Minor Planet Center, an international organisation tracking asteroids, comets, and other small bodies. This asteroid reportedly ...

Astronomers have identified 2025 SC79, a new asteroid with a remarkably fast 128-day orbit, placing it among the second-fastest ever observed. This \"t