Questions tagged [impact]

Questions regarding the collision of one thing with another

6 questions with no upvoted or accepted answers
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Why does the Moon's Anaxagoras crater seem sort of jumbled?

Now that very high resolution imagery of the Moon's whole north, above 60oN, can be viewed on one giant awesome zoomable map, I've been taking a close look at a number of craters. Anaxagoras sticks ...
6
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0answers
114 views

Would a kinetic impact “cloud” avoid fragmenting an asteroid to be deflected?

A problem with using a traditional kinetic impactor in one piece, like the one used by Deep Impact, to deflect a hazardous NEA, is that its effects depend on the subsurface composition of the asteroid....
4
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0answers
202 views

Do we have a photo of a micrometeorite impact on a lens?

Micrometeorite and debris impacts on orbital spacecraft pose a threat to systems and crew. For example, a high velocity impact caused this chip in the International Space Station's Cupola. The ISS ...
3
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86 views

What information exactly was necessary to determine and announce this “debris causing event”?

A 1:53 PM - 19 Jul 2016 tweet from the twitter account @18SPCS said: 19 Jul: JSpOC ID’d debris causing event related to @DigitalGlobe WorldView-2; 8 debris pieces but WV2 confirmed operational & ...
2
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0answers
232 views

Use of thrusters for Collision Avoidance Maneuver

I'm building an orbit propagator that gives the position of two satellites at time T. The position are expressed in ECI and after that are being transformed in LVLH frame (as mentioned ECI to LVLH ...
1
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26 views

Frequency of asteroid impacts on Ceres?

Are there estimates of asteroid impact frequency on Ceres? I'm looking for a graph that plots time between impacts against size of the impactor. Thanks!