Here are links to a set of How-To postings on receiving weather satellite images with a low cost home system that includes the conversion of a telescope mount into an automated antenna that follows weather satellites across the sky:

Sample APT image: “NOAA 19 northbound 59W at 13 Sep 2017 21:42:42 GMT on 137.10MHz, HVCT enhancement, Normal projection, Channel A: 2 (near infrared), Channel B: 4 (thermal infrared)”.

A sample HRPT weather satellite image.

Meade Instruments automated mount with telescope replaced by yagi antenna.

Image obtained from the GEOS 13 satellite.

See also the HobbySpace Space Radio section for more about amateur satellite communications.