Interstellar comet is making its closest approach to Earth
NASA continues to aim its space telescopes at the visiting ice ball, estimated to be up to 3.5 miles in size.
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NASA continues to aim its space telescopes at the visiting ice ball, estimated to be up to 3.5 miles in size.
NASA has lost contact with a spacecraft that's been orbiting Mars for more than a decade.
Russian Soyuz crews are now spending eight months aboard the space station instead of six to stretch supplies and lower costs.
The rare interstellar comet, also known as 3I/ATLAS, was first discovered in July and has been photographed several times.
Blue Origin, owned by Jeff Bezos, plans to challenge SpaceX with the powerful, partially reusable New Glenn rocket.
The images taken by two Mars orbiters show a bright, fuzzy white dot of the comet, also known as 3I/ATLAS, appearing to move against a backdrop of distant stars.
Bill Nye the Science Guy on Monday protested against a federal budget proposal that would see NASA's funding reduced from $24 billion to $18.8 billion.
Enceladus has long been considered a prime candidate in the search for life beyond Earth because of its hidden ocean and plumes of water erupting from cracks near its south pole.
This comes after two planned engine firings shut down prematurely, NASA said, putting the Cygnus cargo ship's approach to the space station on hold.
The sun has become more and more active over the last 16 years, in a turn that surprised scientists and could affect space weather, NASA said.
NASA's Mars rover Perseverance has uncovered rocks in a dry river channel that may hold potential signs of ancient microscopic life.
Discovered last month by a telescope in Chile, the comet known as 3I-Atlas is only the third known interstellar object to pass our way.
The Cat's Paw Nebula is about 4,000 light-years from Earth, near the constellation Scorpius.
The exoplanet, a planet beyond our solar system, has been dubbed TWA 7b after NASA's James Webb Space Telescope captured evidence of it.
The new images by the Curiosity rover on Mars show "dramatic evidence" of ancient groundwater in crisscrossing low ridges, NASA said.
Billionaire entrepreneur Jared Isaacman, who has close ties to Elon Musk, was President Trump's pick to serve as NASA administrator.
The Hubble Space Telescope "opened a new window to the universe" when it launched into space. Now, 35 years later, NASA is releasing some stunning images to celebrate.
This asteroid is bigger than scientists anticipated, about 5 miles long and 2 miles wide at its widest point — resembling a deformed peanut.
Jared Isaacman, President Trump's nominee to lead NASA, tells lawmakers the space agency can return astronauts to the moon while pursuing flights to Mars.
The craft carrying astronaut Jonny Kim and two Russian cosmonauts docked with the space station. They're scheduled for an eight-month stay.
Starliner astronauts Butch Wilmore and Suni Williams joined Crew 9 commander Nick Hague and cosmonaut Alexander Gorbunov for their long-awaited return to Earth.
Intuitive Machines says its Athena lunar lander was unable to recharge its batteries while resting on its side, bringing the moon mission to an early end.
Intuitive Machines' Athena moon lander is "alive," but it's not yet known what mission objectives can still be met.
Astronomers believe thousands of large undiscovered asteroids, that could cause regional damage, may be in space.
Starliner commander Barry Wilmore offered an even-handed response to questions about the intrusion of politics into his ISS mission.
Commerce City now has a new fleet of electric recycling and waste collection trucks.
Ashley St. Clair, the mother of one of Elon Musk's children, alleges Grok generated and published sexual deepfake images of her without permission.
Denver Summit FC will play National Women's Soccer League matches across three venues for the club's inaugural 2026 season.
RTD's A-line train service was disrupted in the Denver metro area on Tuesday after an accident.
The comments come ahead of Wednesday's meeting between the foreign ministers of Greenland and Denmark, Vice President JD Vance and Secretary of State Marco Rubio.
Commerce City now has a new fleet of electric recycling and waste collection trucks.
RTD's A-line train service was disrupted in the Denver metro area on Tuesday after an accident.
There are many things that make Colorado special, but when the creators of a new film celebrating the state's 150th anniversary set out to capture the essence of our state, they found it not in the place but the people.
Colorado officials say the number of people who have filed complaints that they purchased contaminated gas recently is now over 400, double the number it was on Saturday.
Deputies in Douglas County exchanged gunfire with a carjacking suspect after a pursuit on Monday night.
The Davis Mortuary was owned by the former Pueblo County coroner.
Sheriff Elias Diggins is one of the grand marshals of this year's annual Marade.
The suspect, who was the subject of an hours-long search in Colorado's mountains, was arrested on Tuesday afternoon.
Denver Summit FC will play National Women's Soccer League matches across three venues for the club's inaugural 2026 season.
Watch Lauren Whitney's forecast
Denver Summit FC will play National Women's Soccer League matches across three venues for the club's inaugural 2026 season.
Saturday's AFC division round playoff game between the Denver Broncos and the Buffalo Bills will kick off at 2:30 p.m. at Empower Field at Mile High.
A figure skating duo based in Colorado Springs — Ellie Kam and Danny O'Shea — has been selected to represent the United States at the 2026 Winter Olympics in Italy next month.
Lindsey Heaps (formerly Lindsey Horan) will be playing for her home team in Colorado.
Dec. 14 was an unforgettable Sunday at Mile High in Denver. Not just because the Broncos beat the Packers, but because two extraordinary kids got to watch their favorite NFL team, and one took part in the best halftime show of the season: mutton busting.
Ashley St. Clair, the mother of one of Elon Musk's children, alleges Grok generated and published sexual deepfake images of her without permission.
The comments come ahead of Wednesday's meeting between the foreign ministers of Greenland and Denmark, Vice President JD Vance and Secretary of State Marco Rubio.
President Trump's plans to ease the financial pressures on Americans are bold but could backfire, experts said.
Scott Adams, the cartoonist who created the "Dilbert" comic strip, has died at the age of 68, his first ex-wife revealed on Tuesday.
The Supreme Court heard two cases involving laws from Idaho and West Virginia that ban transgender athletes from participating in girls' and women's sports.
The comments come ahead of Wednesday's meeting between the foreign ministers of Greenland and Denmark, Vice President JD Vance and Secretary of State Marco Rubio.
The Supreme Court heard two cases involving laws from Idaho and West Virginia that ban transgender athletes from participating in girls' and women's sports.
Republican Rep. Randy Fine of Florida introduced a bill to annex Greenland and make it the 51st U.S. state.
Gov. Polis said he will make a clemency decision based on the facts of Tina Peters' election interference case, "and there's some that work in her favor, some that work against her."
"We have rights. Fundamental rights," Polis said. "When you're minding your business and doing your own thing, really, the government shouldn't interfere."
Kaiser Permanente has reached a lawsuit settlement over alleged patient data breaches involving Kaiser websites and mobile applications, with members eligible to receive a payment from a $46 million settlement fund, the health care giant announced.
"Make America Healthy Again" policies driven by HHS Secretary Robert F. Kennedy Jr. have made major strides in state legislatures, with food additives among the most common targets.
As millions of Americans struggle with paying for health care, doctors and health experts discuss how medical care is being eroded by insurers denying necessary tests and treatment, making it "more difficult to be healthy in the United States."
Some of Colorado's congressional representatives are reacting to the 3-year Affordable Care Act tax credit extension passed by the House on Thursday.
After the ACA tax credit lapsed in December, enrollees are opting for less robust health plans or dropping coverage altogether.
President Trump's plans to ease the financial pressures on Americans are bold but could backfire, experts said.
After more than a week of silence on the slopes, the lifts are spinning again at Telluride Ski Resort. But for the town of Telluride, business owners are worried the damage from the ski patrol strike may take longer to undo.
State officials say the number of people who have filed complaints that they bought contaminated gas in the Denver metro area recently is now over 400, double the number it was on Saturday.
Kaiser Permanente has reached a lawsuit settlement over alleged patient data breaches involving Kaiser websites and mobile applications, with members eligible to receive a payment from a $46 million settlement fund, the health care giant announced.
In addition to the 50 stores in the Denver metro area and Colorado Springs area, the company said it will be building a distribution center in Aurora, which, in itself, is expected to bring hundreds of jobs to the area.
The families of three nonverbal students who were physically abused by a bus aide while traveling to school in Colorado have filed a lawsuit against their children's former school.
Many people who responded to a state survey regarding Xcel's Public Safety Power Shutoffs last month expressed dissatisfaction with Xcel's approach on Dec. 17 and Dec. 19, believing the utility overreacted.
State regulators said the text message from Christian Hatfield, the former district attorney for Colorado's 22nd Judicial District, "caused the staff member emotional harm."
A Venezuelan national suspected in a string of attempted armed robberies in 2024 in Denver's ritzy Cherry Creek North neighborhood has been apprehended in Detroit, according to police and prosecutors.
Six women who say they were drugged and raped by former cardiologist Stephen Matthews plan to file a civil lawsuit against Matthews and the Hinge dating app, which they say allowed Matthews to remain on the app even after women had told Hinge that Matthews was a rapist.