The SPHEREx telescope will create the most colorful map of the cosmos, while the four satellites of the PUNCH mission track ...

Astronomers have revealed new evidence that there are not just one but four tiny planets circling around Barnard's Star, the second-nearest star system to Earth.

NASA has launched the SPHEREx telescope to uncover the ingredients for life in our galaxy, as well as the PUNCH mission to study the sun’s mysteries.

Once the new measurements were taken and the math was done, the probability of YR4 hitting the Earth began to decline, ...

Scientists with a new theory about how Earth’s early continents formed predicted where a superold impact crater should ...

Another finding was how dramatically the planets varied in brightness over just three years. The team discovered that PDS 70 ...

"EZIE is the first mission dedicated exclusively to studying the electrojets," Larry Kepko, an EZIE mission scientist at NASA ...

This stunning photo was taken on January 29, 2025, from 265 miles (425 km) above the Pacific Ocean. Pettit, a seasoned ...

Then there is the outer core, made of liquid metal, and the inner core, a solid ball of metal ... materials and incredible ...

Mercury, the closest planet to the Sun, completes an orbit – a year for the planet – in 88 days. Earth's year, of course, is 365 days, while at the upper end, Neptune takes a whopping 60,190 ...

Mercury, being the closest to the sun, completes an orbit in only 88 days, compared with Earth’s 365-day year. In stark contrast, Neptune, the farthest planet from the sun, takes a staggering ...

NASA says Earth is in the clear from asteroid 2024 YR4, which previously had a small chance of hitting our planet in 2032. Freelance writer Amanda C. Kooser covers gadgets and tech news with a ...