A controversial new study claims that a ‘hostile’ alien spacecraft could attempt to attack Earth in November. Scientists say ...

Any uncertainty in the calculation of the object’s orbit causes variations in the predicted solution. Instead of one precise ...

Taiwan’s Army has trained just 300 new drone pilots this year, far below its stated goal of 1,000, according to a newly released audit of the service’s drone training center.

According to NASA, asteroids are inactive bodies made of all the rocky, dusty and metallic materials left behind from the ...

NASA currently leads the nation's planetary defense efforts, but some are calling for the Space Force to take control.

In late 2024, astronomers spotted a new asteroid named 2024 YR4. ... What followed was an international effort to track its course, measure its size, and figure out if it might hit Earth.

Asteroids don’t always need to head straight for Earth to draw global attention. The case of asteroid 2024 YR4 is proving ...

Sandia scientist John Sandusky believes he has found a way to put heliostats, which typically turn solar energy into ...

In 2022, NASA rammed a spacecraft into an asteroid to see if it could alter its orbital period around its parent asteroid.

The meteorite is believed to have been blown off the surface of Mars by an asteroid strike before traveling 140 million miles ...

The impact probability describes how likely a hazardous asteroid is to hit Earth. For example, if the impact probability is 1%, it means that in 1 of 100 cases, it hits Earth.