A planet-sized visitor possibly visited the solar system billions of years ago and permanently changed the cosmic neighbourhood by warping the orbital path of four outer planets of the system ...

Here’s what you should know when you go outside to see for yourself: Yes, the planets are indeed lined up across our sky. No, ...

YR4 asteroid has a 1-in-45 chance of hitting Earth in 2032. While the risk is low, monitoring continues to assess the impact ...

Scientists say that a newly discovered space-rock has a chance of colliding with our planet in less than 10 years ...

Astronomers mistook a car SpaceX blasted into space years ago as an asteroid. The brief mix-up highlights the sometimes ...

An event called a "ring plane crossing" will occur between Saturn and Earth on March 23, 2025, when Saturn's rings will ...

I was 20 years old and a member of the 7th Cavalry near the DMZ in South Korea when the first Space Shuttle was launched in 1981. The launch took place, not intentionally, on the 20th anniversary ...

The satellite, which is intended to bolster India's navigation capabilities, faced a problem during the 'orbit-raising ...

"Our Sun (Sol) is marked by a black hexagon, and its orbital path is indicated by a grey solid line (top row only). Alpha Centauri's location and path are shown by a yellow star and a solid blue line ...

A new study suggests that a close encounter with a massive interstellar object, possibly eight times the mass of Jupiter, may have significantly altered the orbits of the four outer planets in our ...

An amateur astronomer noticed a string of data points in January that appeared to fit together, describing the orbit of a relatively small object that was swooping between the orbital paths of ...