Mission Summary
| LISA Laser Interferometer Space Antenna | |
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| Primary Goal | Detect and observe gravitational waves from astronomical sources in a frequency range of 10-4 to 10-1 Hz |
| Spacecraft | Three identical spacecraft, each carrying two telescopes with associated lasers and optical systems that together act as an interferometer |
| Orbit | The three spacecraft fly in a near-equilateral triangular formation separated from each other by 5 million kilometres. Together they trail behind the Earth at a distance of 50 million km in the planet's orbit around the Sun |
| Type | L-class candidate mission |
| Mission home: http://sci.esa.int/lisa |
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Last Update: 1 September 2019