NASA faces a proposed $6 billion agency-wide funding cut by the Trump administration, including a 47% reduction of science missions and activities.

Nearly 300 current and former NASA employees — including astronauts, engineers and scientists — have signed the "Voyager Declaration," a formal statement raising alarm over recent actions and steep budget cuts proposed by the Trump administration.

On July 21, several hundred current and former employees of the space agency released an official letter of dissent, titled “The Voyager Declaration,” arguing against “rapid and wasteful changes which have undermined our mission.