Questions tagged [meteor]

For questions asking about specifics of meteors.

17
votes
7answers
3k views

How to camouflage a meteor

What requirements would a meteor have to satisfy, to approach Earth unrecognized until hitting the atmosphere and cause climatic changes after the impact? The meteor should have at least a ...
3
votes
2answers
201 views

What size of near-earth asteroid could break up in the atmosphere to do sufficient damage to a city without destroying it?

I need a meteor to deliver an extraterrestrial algae-like cellular life form to an urban environment/city. The meteor needs to be far enough that it will not impact the Earth and will not cause ...
7
votes
4answers
720 views

Major impact on the Moon

I've been watching the recent news about the close pass of the interstellar object 'Oumuamua'. It apparently passed as close to us as 60 times the distance between the Earth and the Moon at it's ...
7
votes
5answers
335 views

How can I catch an asteroid?

I'm interested in asteroid mining, but don't have the infrastructure in place to process ores and the like in space. However, I've got a nice planet-based refinery setup where I could easily process ...
6
votes
3answers
189 views

Targeting cities with meteors

So this was done in Starship Troopers and I am curious if it is realistic for interplanetary warfare. The idea is that aliens launch meteors at major metropolitan areas...and it ends poorly for those ...
4
votes
5answers
232 views

What type of celestial body could pierce an Earth like planet without loss of trajectory or minimal loss of speed?

What type of extraterrestrial body could successfully pierce through one side of an Earth-like planet, go through all strata, through the core, and then continuing through the strata and through the ...
4
votes
1answer
107 views

Targeting cities with meteors (part 2)

This question asked about aliens launching meteors at major metropolitan areas on Earth, but explicitly excluded the accuracy of the meteors from the question. In this specific scenario aliens are ...