A rare solar system with planets moving like an orchestra was discovered.

ABC News’ Martha Raddatz interviews Minnesota Vikings quarterback Joshua Dobbs on “This Week.”

Joshua Dobbs' debut as the Minnesota Vikings quarterback was anything but ordinary

Here's what you need to know about the comet, known as 12P/Pons-Brooks.

Researchers who have been examining data from NASA's "Curiosity" rover said it suggests the planet was once covered with flowing rivers.

NASA is preparing for its next mission: flying through the atmosphere of one of Saturn's moons, with its Dragonfly rotorcraft lander mission planning to explore Titan.

Here's how to watch the "ring of fire" solar eclipse on Oct. 14, 2023.

The moon will slip in front of the sun, leaving a fiery orange rim in the sky that will be visible for just a few minutes.

Celebrity astrologer Kyle Thomas tells us what to expect during this week's annular solar eclipse, during which the moon will block out most of the sun, resulting in a so-called "ring of fire."

NASA revealed Wednesday the contents of the OSIRIS-REx capsule containing the first asteroid sample collected in space.

Celebrity astrologer Kyle Thomas says full moons bring endings, turning points, culminations and significant news. What does your Aries full moon horoscope have in store for you?

The fourth and final supermoon of 2023 rose between Sept. 28 and 29.

This week's supermoon is also called a Harvest Moon or Corn Moon. It will shine brighter and larger in the night sky than the average full moon in 2023.

As NASA astronaut Frank Rubio returns home after 371 days spent in space, an expert discusses the physical and psychological changes to the human body in space.

After 371 days in space, 47-year-old NASA astronaut Frank Rubio returned to Earth as he touched down in Kazakhstan on Wednesday.

A sample from the asteroid Bennu has been returned safely to the Utah desert. The sample is believed to be over four billion years old.

What you need to know about NASA's OSIRIS-REx mission as it prepares to return asteroid samples to Earth on Sunday.

National Geographic’s space issue takes a look at our progress on the moon and examines what could be the first lunar human colony.

An asteroid NASA's been tracking for nearly 25 years could impact Earth in the future, a new report reveals.

NASA astronaut Frank Rubio broke a record Monday for the longest mission in space by an American, spending more than 355 days orbiting Earth.

Japan launched a rocket Wednesday night, carrying a moon probe that it hopes to land on the lunar surface and would make Japan the fifth country to reach the moon.

Japan launched a rocket Wednesday night, carrying a moon probe that it hopes to land on the lunar surface and will make Japan the fifth country to reach the moon.

Five asteroids will fly past Earth beginning Wednesday, but aren't expected to threaten the planet, NASA said.

NASA released images Thursday showing a 33-foot crater caused by Russia's Luna-25 spacecraft crashing into the surface of the moon last month.

Hayley Arceneaux, the youngest American to orbit Earth, is a cancer survivor, physician’s assistant and new author.

The rare phenomenon happens about once every decade, according to NASA.

Video captured the moment dozens of concertgoers gathered for a chance to peer through an amateur stargazer’s telescope.

Celebrity astrologer Kyle Thomas breaks down what to know about the blue supermoon that will appear around 222,000 miles away from Earth on August 30th.

This August, celestial viewers can catch a rare blue supermoon that will be visible from Earth.

Doorbell camera footage captures a meteor streaking across the sky over Colorado early Sunday morning.

The country became the fourth nation in history to land a craft on the moon.

India's Chandrayaan-3 mission spacecraft successfully landed on the moon Wednesday, making it the fourth country to do so and the first to land in the south pole region.

The lander and rover will be functional for about two weeks.

The pilotless craft entered an elliptical orbit in anticipation of landing on the moon's surface but crashed.

A Russian spacecraft on a mission to the moon crashed and lost contact, according to Russia's space agency.

NASA is asking amateur astronomers for help in observing Uranus and Neptune next month as the agency prepares to capture new color images of the ice giants.

The youngest American to orbit Earth, Hayley Arceneaux, is now sharing her incredible journey from child cancer patient to astronaut in a new book for young readers.

The VSS Unity launched from its mothership in New Mexico with passengers on board.

Virgin Galactic launched its first mission carrying paying customers to space, weeks after the company's first flight in June.

Virgin's Galactic 02 mission is the company's first flight taking paying customers to space.

Astrophysicist Hakeem Oluseyi, aviation analyst John Nance and reporter Alexis Christoforous weigh in on the first spaceflight available to paying customers.

Civilians have been launched into space in the first ever tourism spaceflight.

he private flight will take the first Olympian and Caribbean astronauts to space.

ABC News’ Devin Dwyer sits down with Pentagon UFO investigator Dr. Sean Kirkpatrick as he leads the task force for unidentified anomalous phenomena.

"Sightings of UAPs in our airspace are not rare, but they are grossly under-reported," Graves testified.

In his opening statement, Fravor testified the encounter was captured in a 90-second video, but the incident was never investigated.

In an exclusive interview, ABC News’ Devin Dwyer sits down with Dr. Sean Kirkpatrick, the top U.S. official investigating hundreds of unidentified aerial phenomena.

"We're done with the cover-ups," Rep. Tim Burchett said.

Rep. Tim Burchett, R-Tenn., announced on Twitter that the session is scheduled for July 26.

NASA announced it can recycle 98% of the water astronauts have onboard the International Space Station, including sweat and urine, and turn it into drinking water.