Escape velocity Calculator

Calculates the escape velocities from the planet and from the solar system.

Escape velocity
the planet
Mass M
kg
radius r
km
Orbit radius R
AU
kg
Gravity G
 
the first cosmic velocity V1 
 
km/sOrbit around the planet
the second cosmic velocity V2 
 
km/sEscape velocity from the planet
orbital speed Vc 
 
km/s
orbital period Tc 
 
year
the third cosmic velocity V3 
 
km/sEscape velocity from the solar system
The third cosmic velocities of the Sun and the moon are calculated as the escape velocities from the galaxy and the Earth respectively.
 Earth's mass=5.974E24
 Sun's mass=1.989E30
 Galaxy's mass=2.8E41

Thank you for your questionnaire.
Sending completion

Back

To improve this 'Escape velocity Calculator', please fill in questionnaire.
Male or Female ?
Male Female
Age
Under 20 years old 20 years old level 30 years old level
40 years old level 50 years old level 60 years old level or over
Occupation
Elementary school/ Junior high-school student
High-school/ University/ Grad student A homemaker An office worker / A public employee
Self-employed people An engineer A teacher / A researcher
A retired people Others
Useful?
Very Useful A little Not at All
Purpose of use?
Comment/Request (Click here to report a bug).Bug report (Click here to report questionnaire.)
Calculation bug(Please enter information such as specific input values, calculation result, correct result, and reference materials (URL and documents).)
Text bug(Please enter information such as wrong and correct texts)
Your feedback and comments may be posted as customer voice.
送信