Solar eclipse 2024: Johnson City preparing for thousands of visitors

The Hill Country is preparing for the total solar eclipse set to pass over in April. Johnson City is getting ready for an exponential increase of visitors.

These states have the most UFO sightings

Here's where people are reporting the most UFO sightings in the U.S., according to the National UFO Reporting Center.

ESA to use laser beams in space to study gravitational waves

During the LISA mission, three spacecraft will fly in formation, forming a triangle connected by laser beams to detect gravitational waves.

40 years ago, he became the first one-man spacecraft

Astronaut Bruce McCandless drifted away from the space shuttle and into history. The photo of his untethered spacewalk became one of the most iconic images of the decade.

Skyscraper-size asteroid expected to pass by Earth Friday

There’s no risk of it hitting our planet since it will pass seven times the distance from Earth to the moon.

Guardians' home opener on collision course with solar eclipse in Cleveland

By the time the first pitch is thrown at the Guardians' home opener on April 8, fans will have seen something more unusual than a no-hitter, more rare than a perfect game and astronomically more exciting than an unassisted triple play.

Telescope captures stunning images of not 1 but 19 spiral galaxies

NASA’s James Webb Space Telescope was launched on Christmas Day 2021. Images possibly reveal billions of stars outside of our Milky Way galaxy.

The only other time a space shuttle was stacked in California

When the space shuttle program was initially developed, NASA expected to fly dozens of missions per year, not just from Kennedy Space Center in Florida, but also from a launch site on the West Coast.

Boeing withdraws safety exemption request amid growing scrutiny after 737 Max incident

Boeing is retracting a request for a safety exemption crucial for certifying its new 737 Max 7 model following an alarming incident where a door plug blew out on a 737 Max 9 mid-flight.

Watch again: SpaceX Falcon 9 rocket successfully launches NG-20 mission to ISS from Florida

SpaceX successfully launched Northrop Grumman’s 20th Commercial Resupply Services mission (NG-20) to the International Space Station (ISS) from Florida Tuesday afternoon.

Amelia Earhart's lost, wrecked plane possibly spotted by explorers in Pacific Ocean

A marine robotics company may have unraveled the mystery of Amelia Earhart's disappearance. Utilizing sonar technology, they detected an image resembling her aircraft west of her projected landing spot in the Pacific Ocean.

Here's what the Pentagon's former UFO hunter learned on the job

The Pentagon official who led efforts to centralize UFO investigations has some harsh words for some members of Congress.

How to photograph the moon with your cellphone

With a few tricks to improve your cellphone photography skills, you can capture the glowing moon in all its glory.

NASA's Ingenuity helicopter takes final flight on Mars

NASA's Ingenuity Mars helicopter was widely acclaimed to be the "Wright Brothers moment" of space exploration. Officials made the unexpected announcement this week that its mission has ended.

Japan's SLIM moon lander hit its target, but it appears to be upside-down

Japan’s space agency said Thursday that its first lunar mission hit the tiny patch of the moon's surface it was aiming for, although the probe appears to be lying upside-down.

See the asteroid sample a NASA spacecraft took 7 years to bring back to Earth

NASA's OSIRIS-REx asteroid sample canister is no longer holding up science after the curation team at Johnson Space Center removed two fasteners preventing access to the full sample from asteroid Bennu.