ASTRONOMY

Saturn's largest moon, Titan, may have formed from the collision of two older moons, study finds

The collision may also be linked to the formation of the planet's iconic rings.
2 days ago

Scientists may have directly observed a black hole tearing apart a white dwarf for the first time

Intermediate-mass black holes have been the missing link in the study of supermassive black holes.
2 days ago

Red supergiant in a nearby galaxy not as close to death as once thought

The star, named WOH G64, is 1500 times larger than the Sun.
3 days ago

Dark matter powers the Milky Way’s heart instead of a black hole, new study claims

The theory explains the violent dance of stars around the galactic center.
4 days ago

Andromeda is headed toward the Milky Way, while other galaxies are moving away—and now we know why

A sheet of dark matter lying beyond the boundary of the Local Group is responsible for this.
5 days ago

James Webb Space Telescope detects surprising abundance of organic molecules in nearby galaxy

The small organic molecules that were detected could be important for prebiotic chemistry.
5 days ago

Atypical Martian dust storm provides clues about how some of the water on the Red Planet was lost

Northern hemisphere dust storm appears to have provided an avenue for water escape on Mars in Martian Year 37.
Feb 5, 2026

Sunspot region 4366 erupts with yet another X-class solar flare, causes radio blackout

The X4.2-rated flare erupted at 7:13 a.m. EST on February 4.
Feb 5, 2026

Astronomers spot supernovas whose split light could tell us how fast the universe is expanding

One of the supernovas' light will arrive in another 60 years, while the other's will arrive in 1 to 2 years.
Feb 5, 2026

Lab-made cosmic dust could show how life began on Earth

The lab-made cosmic dust shows the same infrared signals as the dust found in outer space.
Feb 4, 2026

Scientists create 3D map of the sun's magnetic interior to help improve predictions of solar flares

The scientists fed 30 years’ worth of data from satellites into a 3D Babcock–Leighton dynamo model.
Feb 3, 2026

Newly-formed sunspot triggers dozens of solar flares, including the strongest in nearly two years

The sunspot region released as many as four X-class flares in a span of 24 hours.
Feb 3, 2026

What triggers massive Milky Way stars to run away from their birthplaces?

For the study, the researchers analyzed 214 of the most massive stars in the Milky Way.
Jan 30, 2026

Interstellar comet 3I/ATLAS tracked again by NASA’s exoplanet hunter TESS

NASA’s TESS tracked the interstellar comet during a special observation period from January 15 to 22, 2026.
Jan 29, 2026

Mercury is not a 'dead planet': Bright streaks on the planet indicate activity

While Mercury was quite active in its early days, it has been perceived as dead for a long time because of the static appearance of its surface.
Jan 29, 2026

Asteroid 2024 YR4 could still hit the Moon with a four percent impact risk

A new paper is looking into the possibility of the collision being a reality and the kind of scientific opportunities it might present.
Jan 28, 2026

James Webb Telescope's new map is strong proof that there would be no life without dark matter

The ghostly matter co-evolved with regular matter that makes up the visible universe.
Jan 27, 2026

New study shows how Jupiter's moon Europa gets life-supporting nutrients for its ocean

How nutrients from Europa's icy shell reach its ocean has been unclear despite several theories.
Jan 26, 2026

Apollo Moon samples suggest meteorites did not exactly fill Earth's oceans

Earlier research held that meteorite impacts from the solar system's early days were a major source of Earth's water.
Jan 26, 2026
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