Compare calculators
Both calculators run independently β change the inputs on either side to compare results.
Astronomy
Telescope Magnification Calculator
Compute the effective magnification of your telescope with any eyepiece and Barlow lens combination. Ideal for planning high-power planetary sessions or choosing the right Barlow multiplier.
Fill in the required fields to see your result.
Astronomy
Exoplanet Habitability Calculator
Estimate an exoplanet's effective surface temperature and habitability based on its host star and orbital parameters. Use this when evaluating whether a discovered or hypothetical planet could support liquid water.
Fill in the required fields to see your result.
Key differences
| Telescope Magnification Calculator | Exoplanet Habitability Calculator | |
|---|---|---|
| Category | Astronomy | Astronomy |
| Inputs required | 2 | 4 |
| Result | Magnification (x) | Surface Temperature (Kelvin) |
| What it does | Compute the effective magnification of your telescope with any eyepiece and Barlow lens combination. Ideal for planning high-power planetary sessions or choosing the right Barlow multiplier. | Estimate an exoplanet's effective surface temperature and habitability based on its host star and orbital parameters. Use this when evaluating whether a discovered or hypothetical planet could support liquid water. |