It is a roughly spherical world some 90 miles (150 kilometers) wide. Additionally, asteroid 2 Pallas is in conjunction with the Sun at 3 A.M. EST, rendering this space rock unobservable for now.

Pallas Athena (or Athene) is the asteroid that reflects our independent spirit. We can decide if we want to use our knowledge ...

By Thursday, it had risen to roughly 2%. NASA describes that as still “extremely low.” Until scientists have a better understanding of the asteroid's path around the sun, they caution the odds ...