Stack Exchange Network

Stack Exchange network consists of 175 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange

Questions tagged [lightning]

Questions regarding discharge of electrical charges built up inside stormclouds to another object.

5
votes
1answer
360 views

Why are lightning towers at launch pads topped with big hollow tubes with spiral windings and not “lightning rod-shaped” lightning rods?

https://xkcd.com/2107/ Why are the lightning towers around launch pads topped with big hollow tubes with spiral windings? Why not conventional lightning rods - big metal rods with pointy things at ...
3
votes
1answer
59 views

Earth-based lightning on the Space Station channel

When watching the NASA channel (such as on YouTube) you see clouds and occasionally land forms. Why is it we never see electric storms on Earth ?
2
votes
1answer
253 views

Beyond the Apollo 12 incident, have there been any instances of triggered lightning?

As explained in this answer, the ionised plumes of engine exhausts can provide a low-resistance route for lightning strikes during a launch, potentially endangering the vehicle. This is thought to ...
6
votes
1answer
115 views

What is 'triggered lightning'?

In NASA's pre-launch briefing for Parker Solar Probe, the Weather Officer Kathy Rice discusses briefly the possibility of 'triggered lightning'. See around 40:55 in this video1. She explains: We ...
7
votes
2answers
241 views

Atmospheric effects on a space elevator

Were I able to build a space elevator (ignoring for the moment that I can't due to current material science etc), what issues would there be relating to atmospheric conditions? Presumably it would be ...
8
votes
0answers
555 views

How strong is the electric charge capacity of Martian dust storms?

In my answer to What would it feel like to be in a Martian dust storm? I assert that Martian dust storms would be best avoided, and as one of the reasons (besides carrying corrosive chemicals like ...
7
votes
1answer
817 views

Do rocket exhaust plumes really provide a pathway for lightning?

This Wikipedia article states that Rocket exhaust plumes provided a pathway for lightning when it was witnessed striking the Apollo 12 rocket shortly after takeoff. My question is whether this ...
10
votes
1answer
458 views

What are the chances of getting struck by lightning while in Earth orbit?

Getting struck by lighting in Earths upper atmosphere is a real possibility. It is often found in the 100km range, and can reach 400 km (250 mi) in diameter. The ISS has an orbit of 400km, and as ...