We Asked a NASA Expert: When Was the Last Time an Asteroid Hit Earth? [Video]
When was the last time an asteroid hit Earth? Today! But it was almost definitely very small. Small asteroids and other tiny dust and particles…
When was the last time an asteroid hit Earth? Today! But it was almost definitely very small. Small asteroids and other tiny dust and particles…
The new system improves the capabilities of NASA JPL’s Center for Near Earth Object Studies to assess the impact risk of asteroids that can come…
NASA’s latest launch into outer space is going to make an impact. In fact, that’s its entire mission. DART (Double Asteroid Redirection Test), which launched…
Lighting up the California coastline early in the morning of November 24, a SpaceX Falcon 9 rocket carried NASA’s Double Asteroid Redirection Test (DART) spacecraft…
Is NASA aware of any Earth-threatening asteroids? Luckily there are no known asteroid threats to Earth for at least 100 years. But that doesn’t mean…
NASA’s Double Asteroid Redirection Test, or DART, is the world’s first full-scale planetary defense test, demonstrating one method of asteroid deflection technology. True to its…
What if an asteroid were going to hit Earth? There are no known threats to Earth, but planetary defense expert Dr. Kelly Fast says it’s…
Have burning questions about asteroids? NASA experts have answers! (Spoiler Alert: none of them will hit Earth.) Our solar system is littered with asteroids and…
If an asteroid is determined to be on an Earth-impacting trajectory, scientists typically want to stage a deflection, where the asteroid is gently nudged by…
Does NASA know about ALL the asteroids? Not exactly. We know about the vast majority of larger ones and none of those pose an impact…
Is Planetary Defense PI in the Sky? In February of 2013, skywatchers around the world turned their attention toward asteroid 2012 DA14, a cosmic rock…
NASA is ready for the upcoming launch of NASA’s Double Asteroid Redirection Test (DART) mission, an evaluation of technologies for preventing a hazardous asteroid from…
Seven days after this historic milestone, a massive antenna at NASA’s Deep Space Network Goldstone complex imaged another, far larger object. On August 14, 2021,…
Brown dwarfs aren’t quite stars and aren’t quite planets, and a new study suggests there might be more of them lurking in our galaxy than…
Along with collecting a sample from the Bennu’s surface, the spacecraft provided precision data to better predict the near-Earth object’s orbit around the Sun. In…
The infrared space telescope is designed to help advance NASA’s planetary defense efforts. NASA has approved the Near-Earth Object Surveyor space telescope (NEO Surveyor) to…
An international team of researchers searched for pieces of a small asteroid tracked in space and then observed to impact Botswana on June 2, 2018….
In an alternate reality playing out at this year’s International Planetary Defense Conference, a fictional asteroid crashes over Europe, ‘destroying’ a region about 100 km…