The All-domain Anomaly Resolution Office has been tasked with gathering information on alleged government activity related to unidentified aerial phenomena since 1945.
In its 33-page report, an independent team commissioned by NASA cautioned that the negative perception surrounding UFOs poses an obstacle to collecting data.
The new website will house photos and videos about resolved cases as they are declassified and approved for public release, the Defense Department said.
Three former military officials testified during the congressional hearing held by the House Oversight subcommittee on National Security, the Border, and Foreign Affairs.
On the other side of the Capitol, Senate Majority Leader Chuck Schumer introduced a measure that would declassify some records related to unexplained aerial phenomena.
Weather scientists, government agencies and the military all have powerful radar systems to detect objects at a very granular level — but they filter their view depending on their mission.