Deep space bands and near space bands are frequency bands that have been allocated to

space research service Space research service (short: SRS | also: ''space research radiocommunication service'') is – according to ''Article 1.55'' of the International Telecommunication Union's (ITU) Radio Regulations (RR) – defined as ''«A radiocommunica ...

s by the

International Telecommunication Union The International Telecommunication Union is a specialized agency of the United Nations responsible for many matters related to information and communication technologies. It was established on 17 May 1865 as the International Telegraph Unio ...

for use in deep space and

near space The mesosphere (; ) is the third layer of the atmosphere, directly above the stratosphere and directly below the thermosphere. In the mesosphere, temperature decreases as altitude increases. This characteristic is used to define its limits: i ...

research. * = No assignment or not supported by the DSN

References

{{reflist * Microwave bands Telemetry Radio astronomy Jet Propulsion Laboratory