Best Astronomy Apps in 2026 · page 2
- 26
UNISTELLAR App
Android and iOS control app for UNISTELLAR telescopes, with over 5,000 guided celestial targets.
AndroidiOS6.1 - 27
Sky Guide
iOSmacOS6.0$1.99 one-time - 28
WorldWide Telescope
WorldWide Telescope is free, open-source software for visualizing and sharing scientific data and stories from telescopes, observatories, and institutions.
Free planWebAPIWindows6.0Free plan - 29
OpenSpace
Free open-source software visualizes space missions and planetary surfaces on Linux and Windows.
Free planLinuxWindows5.9Free plan - 30
squishyplanet
Linux and Windows Python tool that generates lightcurve and phase-curve models for non-spherical exoplanets.
Free planLinuxWindows5.9Free plan - 31
Universe Sandbox
LinuxmacOSWindows5.9$29.99 one-time - 32
BXA
Linux software linking Xspec and Sherpa with UltraNest for Bayesian X-ray spectral analysis.
Free planLinux5.7Free plan - 33
SpaceEngine
Windows5.7$17.99 one-time - 34
Halotools
Linux Python toolkit for galaxy-halo connections, mock galaxy populations and astronomical statistics.
Linux5.0 - 35
Sky Tonight
AndroidiOS4.9