Question

what is the difference between a telescope and a bubble telescope​

Answer 1

Answer:

Hubble space telescope orbits earth at about 600 kilometers above Earth's surface.It have a main mirror of 2.4 meters.It works in Visible light, infra red and UV wave lengths..It studies Planets, stars, Galaxies and universe.

Kepler space telescope looks for transit of planets.When a planet crosses infront of a star it gets dimmer by a small amount..By studying the period and reduction of light it detects EXo planets.It looks in a particular area of Cygnus, Lyra and Draco constellations for main sequence stars numbering about 145000 in number.

Its main mirror is 0.95 meters.It is orbiting sun in earth trailing orbit...