UmbralRaptor t1_jdl47sz wrote on March 25, 2023 at 4:38 AM

Like STEREO-A and B? https://www.nasa.gov/mission_pages/stereo/main/index.html

kompootor t1_jdl87zs wrote on March 25, 2023 at 5:23 AM

To clarify, this refers to two spacecraft that are parked at the L4 and L5 Lagrange points. As you can see in the link, from those points you can clearly be able to see anything orbiting in opposition to Earth (approximately, but not exactly, at L3).

In fact, there are no objects at L3, according to... top... men.... [Always cite your sources, gang!]