"We have no idea what's behind these weird incidents because we're not investigating," Christopher Mellon said.
The state is welcoming all aliens and alien-seekers with a fresh itinerary.
There is indeed evidence of an ancient ocean on Mars, but seashells and a sphinx? Not so much.
One theory suggests that aliens are purposely leaving us be to evolve on our own.
Scientists didn't find aliens in 2017, but here's what they did find.
No one and nothing was safe this year.
The SpaceX founder joked with confused Twitter users saying his Falcon 9 rocket was a nuclear alien UFO from North Korea.
Neil deGrasse Tyson doesn't give an F about all this UFO talk.
"There's very compelling evidence that we may not be alone, whatever that means," Luis Elizondo said.
The former Blink-182 star is getting renewed attention after revelations of the Pentagon's UFO research program.
The Defense Department investigated reports of everything from "glowing auras" to unidentified flying objects.
He says our brains just can't handle thinking about how things work from a space-based perspective.
The Topol RS-12M can be fitted with a nuclear warhead and travel up to 6,800 miles, but it was local Russians who were most shaken by Tuesday's launch.
Surveys in Western cultures estimated belief in aliens to be as high as 50 percent in 2015.
Japan's defense minister said warplanes will be dispatched at reports of extraterrestrial life.