Oumuamua and Comet Borisov in 2017 and 2019, respectively, created a surge of interest. What were they? Where did they come ...

"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 ...

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

Teva Pharmaceutical Industries Ltd. ADR-1.25% $19.09B ...