Planet Earth

Welcome to exopla.net 

an exoplanetarium

We present:
 * constellations and their real (hi)stories  
 * teaching material for the astronomy of exoplanets 
 * historical observations, experiments
 * citizen science projects to participate in science

Star Names

Some star names are historically developed, other take from indigenous cultures and some are totally artificial.

IAU Star Names
Constellations

… 
even if you think you know them, you still can learn something new here.

to the catalogues
Modern Astrophysics

analogue experiments to understand exoplanets
… 
work like a real physicist with astronomical topics and household means

How does it work?
Citizen Science

Naked Eye observations:
Participate in data collection! 

Naked Eye Astronomy

Some suggestions for historical experiments.

Link to list of experiments

Latest News

Talk: Wie der Löwe an den Himmel kam

Wie der Löwe an den Himmel kam (Franckh-Kosmos-Verlag 2021) Das neue Buch über die wahren Geschichten der Sternbilder.

Read more
IAU

at home on planet Earth

… bestrebt, das eigene Wissen mit seinen menschlichen Bewohnern zu teilen.

Some photographs: astronomy on planet Earth

Our world is a beautiful place – we need to take care of it!

Moon Through Telescope

Lunar eclipse, observed at Hildesheim (Europe)

Rainbow above Sahara

Observed in Mauretania (Africa)

Short before Transit of Mercury

northwest Sahara (Africa)

a modern Zeiss planetarium

constellation Orion in the dome