Search results for brown dwarf

Astronomy Jul 10, 2025

Webb scratches beyond the surface of the Cat's Paw for third anniversary

To mark its third year of highly productive science, astronomers used the NASA/ESA/CSA James Webb Space Telescope to scratch beyond the surface of the Cat's Paw Nebula (NGC 6334), a massive, local star-forming region.

Astronomy Jul 7, 2025

Dark dwarfs lurking at the center of our galaxy might hint at the nature of dark matter

Celestial objects known as dark dwarfs may be hiding at the center of our galaxy and could offer key clues to uncover the nature of one of the most mysterious and fundamental phenomena in contemporary cosmology: dark matter.

Astronomy Jul 2, 2025

Three years of science: Ten cosmic surprises from NASA's Webb telescope

Since July 2022, NASA's James Webb Space Telescope has been unwaveringly focused on our universe. With its unprecedented power to detect and analyze otherwise invisible infrared light, Webb is making observations that were ...

General Physics Jun 25, 2025

Computational trick enables better understanding of exotic state of matter

It can be found inside gas giants such as Jupiter and is briefly created during meteorite impacts or in laser fusion experiments: warm dense matter. This exotic state of matter combines features of solid, liquid and gaseous ...

Planetary Sciences Jun 11, 2025

Webb telescope images frigid exoplanet in strange orbit

A planetary system described as abnormal, chaotic, and strange by researchers has come into clearer view with NASA's James Webb Space Telescope. Using Webb's NIRCam (Near-Infrared Camera), researchers have successfully imaged ...

Astronomy May 8, 2025

There's a chorus of gravitational waves coming from the core of the Milky Way. Will we hear them?

There is a supermassive black hole at the center of our galaxy, and it's not alone. There is also likely a forest of binary black holes, neutron stars, and white dwarfs. All of these emit gravitational waves as they gradually ...

Astronomy Apr 30, 2025

Is this the first hint of Planet Nine?

The solar system consists of our star, the sun, and everything bound to it by gravity: the planets Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune, along with dwarf planets like Pluto, dozens of moons, and ...

Space Exploration Apr 24, 2025

NASA's Roman mission shares detailed plans to scour skies

NASA's Nancy Grace Roman Space Telescope team shared Thursday the designs for the three core surveys the mission will conduct after launch. These observation programs are designed to investigate some of the most profound ...

Astronomy Apr 16, 2025

Rare exoplanet orbits twin stars in 'Star Wars'-like twist

Astronomers have discovered a planet that orbits at a 90-degree angle around a rare pair of strange stars—a real-life 'twist' on the fictional twin suns of Star Wars hero Luke Skywalker's home planet of Tatooine.

Planetary Sciences Apr 7, 2025

Methane detected in the atmosphere of the nearest T dwarf

Using the 10.4-m Gran Telescopio Canarias (GTC), European astronomers have detected methane in the atmosphere of WISEA J181006.18−101000.5—the closest T dwarf to Earth. The finding was reported in a research paper published ...

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