Questions tagged [meteor]

For questions asking about specifics of meteors.

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2
votes
6answers
189 views

Why would less-bright meteors be more valuable to spot?

Imagine an agency/company has been set up to track meteors (shooting stars) in pursuit of profit. I need to provide a motivation to upgrade their sensors + equipment over and over again — pouring ...
6
votes
5answers
2k views

Could Comets or Meteors be used to Combat Global Warming?

The running theory is that if the Earth is hit by a sufficiently large meteor, that the impact would create an ice age from all the dust it would put into the atmosphere. While this has been ...
7
votes
1answer
248 views

What would a world-ending meteor impact look like from the ground?

I've read a lot of questions about the specifics of meteor impacts on this site, but strangely this one seems to still elude me: Assume a meteor of sufficient mass and speed to wipe out human life ...
2
votes
7answers
883 views

What is the smallest yet lethal meteorite which can reach the surface of Earth? [closed]

Based on naturally occurring materials in space, what is the smallest possible size a 'natural' meteorite can be that can pierce the Earths atmosphere and kill a human on the ground? Also, could ...
25
votes
7answers
7k views

How would skeptics know that a single-engine plane could not destroy a falling meteor?

So I'm writing a story and decided to use Hida Furukawa as the location. It has a high school with a field of 650 ft that theoretically could be used for a small aircraft to be use to take off. In the ...
7
votes
4answers
724 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 ...
22
votes
7answers
4k views

Creating a meteorite by throwing a stone [closed]

Bob is an astronaut. He is in love with Alice. For his next EVA in a LEO mission, Bob knows that he will be flying above Alice's farm, located in an area without light pollution, during a moonless ...
3
votes
3answers
230 views

How long for a KT style event meteor to be visible from the ground level?

You are standing on the ground and a meteor 6 miles wide is hurtling to earth. It will wipe out 50 - 70 % of life. Short primer on meteor impact on a nice planet. You know much about this event, ...
3
votes
1answer
186 views

After the rocks fall

In Nemesis Games, the 5th book of The Expanse series by (pseudonym) James S. A. Corey, However, scientists have stated the meteor which struck the Yucatan peninsula may have been responsible for the ...
1
vote
0answers
204 views

How much explosive power does a missile need to destroy a 100km³ meteorite heading for Earth? [closed]

I just wanted to know how much power does a missile need to destroy a 100 km³ meteorite heading for Earth. Assume whatever meteorite composition is easiest to destroy, and intercept the meteorite at ...
1
vote
2answers
150 views

Setting the scene - Alien Mineral, Mass Infertility

I'm amidst crafting a world but not sure how to fill in a few gaps. Your suggestions and ideas would be greatly appreciated! I've got a scenario where an extraterrestrial meteor hits planet earth. It ...
7
votes
5answers
337 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 ...
4
votes
5answers
238 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
2answers
221 views

Could a man-made black hole deorbit the moon?

In the story I'm writing, humanity has cracked FTL travel by compressing a chunk of matter outside the craft into a short lived, gravitationally weak black hole that leads to a higher dimension (known ...
6
votes
1answer
318 views

Could an impact crater make a world habitable?

For most of us, meteors are by far the ultimate planet killers. All it takes is one direct hit to suddenly wipe all life from the face of a world. But, rather than taking life away from a planet, what ...
3
votes
1answer
154 views

Impact Winter: light as a commodity

For those unfamiliar, An impact winter is a hypothesized period of prolonged cold weather due to the impact of a large asteroid or comet on the Earth's surface. (Wikipedia) In my world I want ...
3
votes
2answers
205 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 ...
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 ...
4
votes
2answers
67 views

Artificial meteor displays

Small debris thrown from a satellite down towards Earth will burn up in the atmosphere, but how much precision could it be done with. Would it be feasible with the correct launcher and precise timing ...
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 ...
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 ...