IFLScience

Measuring The Mass Of A Potentially Hazardous Asteroid During A High-Speed Flyby, According To Astrophysicists

"For asteroids of the size scale relevant to planetary defense (i.e., ∼50-500 m), the mass can only be directly measured ...

DART asteroid impact aftermath caught on Webb and Hubble space telescopes

NASA's Double Asteroid Redirection Test (DART) impacted the 'moonlet' Dimorphos in the Didymos asteroid system. NASA's Hubble ...

NASA's biggest asteroid threat: The asteroids NASA can’t see and why they’re the ones that worry scientists most

NASA's top planetary defense expert reveals the biggest threat isn't Hollywood-style doomsday rocks, but undiscovered ...

This massive 170-foot asteroid to cross Earth today at very high speed, NASA alerts

A 170-foot asteroid is set to race past Earth today at extraordinary speed, NASA says. Though no impact is expected, ...

‘City-Killer’ Asteroid Threat: Could thousands of undetected space rocks hit Earth? Here’s what’s keeping NASA Scientists awake at night

Space agencies maintain that global cooperation and sustained investment are vital to planetary defence. While the DART ...
Tyla

NASA gives terrifying update on thousands of ‘city-killer’ asteroids that could hit Earth

NASA's head of planetary defence, Dr Kelly Fast, has issued an unsettling update on thousands of ‘city-killer’ asteroids that could hit Earth.

NASA tracking car-sized asteroid approaching Earth tomorrow

The object is hurtling towards the Earth at a zippy 12,616 miles per hour, according to data from the space agency.
Green Matters on MSN

NASA Scientist Confirms That There Is Nothing Humans Can Do To Protect Against a City-Killing Asteroid

A NASA planetary expert has revealed that humankind has no way to protect against a city-killer asteroid if it were to head ...
NBC Bay Area

An asteroid might be heading for the moon. Should we nuke it?

If an asteroid is on a collision course with the moon, what should humanity do? Try to nudge the space rock out of the way before it strikes? Obliterate it with a nuclear explosion? Such a cosmic ...