Potentially hazardous object

Asteroid 2020 XR to Make Historic Close Approach to Earth on December 4, 2023

On December 4, 2023, asteroid 2020 XR will make its closest approach to Earth, passing within 1.37 million miles. This massive asteroid, comparable to a football stadium and traveling at 27,500 mph, offers a unique opportunity for astronomy enthusiasts to observe a potentially hazardous near-Earth object. Live coverage will be available from the Virtual Telescope Project, and observers can use telescopes to witness this historic flyby. Stay updated for this exciting celestial event!

Breakthrough Technique Enhances Early Detection of Hazardous Long-Period Comets

Astronomers have achieved a breakthrough in detecting potentially hazardous long-period comets (LPCs) using a novel technique that analyzes meteoroid trails. This method allows for early identification of ‘planet-killer’ comets, enhancing planetary defense strategies and offering crucial advance warnings. By studying the trails left by these comets, scientists can predict their paths years before they approach Earth, significantly improving our preparedness for potential cosmic threats.