Skip to main content
Search type Search syntax
Tags [tag]
Exact "words here"
Author user:1234
user:me (yours)
Score score:3 (3+)
score:0 (none)
Answers answers:3 (3+)
answers:0 (none)
isaccepted:yes
hasaccepted:no
inquestion:1234
Views views:250
Code code:"if (foo != bar)"
Sections title:apples
body:"apples oranges"
URL url:"*.example.com"
Saves in:saves
Status closed:yes
duplicate:no
migrated:no
wiki:no
Types is:question
is:answer
Exclude -[tag]
-apples
For more details on advanced search visit our help page
Results tagged with
Search options not deleted user 34443

Questions regarding the material at or near the center of an astronomical object.

4 votes
1 answer
286 views

What is the maximum size for a solid celestial body such that it still can be tunneled down ...

"corescrapper", an underground multi-floor building going from surface to the core? … So just being drillable, like in a oil well, to the core, doesn't count. …
ksousa's user avatar
  • 1,201