These images of asteroid Apophis were recorded in March 2021 by radio antennas at the Deep Space Network’s Goldstone complex in California and the Green Bank Telescope in West Virginia.
Apophis, a large asteroid measuring 340-450 meters, will pass within 37,000 kilometers of Earth in April 2029. Though visible to the naked eye, the chance of collision remains low. Research ...
The energy released from such an event would be equivalent to 30 billion tons of TNT. Asteroid Apophis was once considered a high-risk object but was downgraded after a 2021 observation clarified ...