Bookmarks
Concepts
Activity
Courses
Learning Plans
Courses
Request
Log In
Sign up
👤
Log In
Join
?
⚙️
→
👤
Log In
Join
?
←
Menu
Bookmarks
Concepts
Activity
Courses
Learning Plans
Courses
Request
Log In
Sign up
×
CUSTOMIZE YOUR LEARNING
→
TIME COMMITMENT
YOUR LEVEL
LET'S Start Learning
👤
Log In
Join
?
⚙️
→
👤
Log In
Join
?
←
Menu
Bookmarks
Concepts
Activity
Courses
Learning Plans
Courses
Request
Log In
Sign up
×
CUSTOMIZE YOUR LEARNING
→
TIME COMMITMENT
YOUR LEVEL
LET'S Start Learning
New Course
Concept
Outer Space
Generate Assignment Link
Lessons
Concepts
Suggested Topics
Foundational Courses
Learning Plan
All
Followed
Recommended
Assigned
Concept
Kármán Line
The
Kármán Line
, located at an
altitude of 100 kilometers
(62 miles) above sea level, is widely recognized as the
boundary between Earth's atmosphere and outer space
. It is used by
international organizations
to distinguish between aeronautics and astronautics, marking the
point where atmospheric flight becomes impossible
without achieving
orbital velocity
.
3