Search results for brown dwarf

Astronomy Feb 13, 2025

Star cluster reveals its colors in stunning 80-million-pixel image

The European Southern Observatory (ESO) has released a stunning 80 million-pixel image of the star cluster RCW 38, as captured by ESO's Visible and Infrared Survey Telescope for Astronomy (VISTA), operating in Chile's Atacama ...

Astrobiology Feb 12, 2025

Witnessing the birth of planets: Webb telescope provides unprecedented view into PDS 70 system

Canadian astronomers have taken an extraordinary step in understanding how planets are born, using the James Webb Space Telescope (JWST). JWST was used to study PDS 70, a young star with two growing planets in its orbit. ...

Astronomy Feb 4, 2025

High-precision spectrograph confirms massive exoplanet orbiting a low-mass star

With an assist from the NEID spectrograph, a team of astronomers have confirmed the existence of exoplanet Gaia-4b—one of the most massive planets known to orbit a low-mass star. Gaia-4b is also the first planet detected ...

Astronomy Feb 3, 2025

High-resolution observations shed more light on a peculiar brown dwarf system

Using the Keck Planet Imager and Characterizer (KPIC), astronomers have performed high-resolution spectroscopic observations of a brown dwarf known as HD 206893 B. Results of the observational campaign, presented Jan. 23 ...

Planetary Sciences Jan 29, 2025

Is it time to start classifying exoplanetary systems?

When an exoplanet is discovered, scientists are quick to describe it and explain its properties. Now, we know of thousands of them, many of which are members of a planetary system, like the well-known TRAPPIST-1 family of ...

Astronomy Jan 15, 2025

Last starlight for Gaia as it completes sky-scanning mission phase

The European Space Agency's Milky Way-mapper Gaia has completed the sky-scanning phase of its mission, racking up more than 3 trillion observations of about 2 billion stars and other objects over the last decade to revolutionize ...

Astronomy Jan 15, 2025

Astronomers detect new eclipsing binary system

Using the Transiting Exoplanet Survey Satellite (TESS) and the Next Generation Transit Survey (NGTS), an international team of astronomers has discovered a new eclipsing binary system with a relatively low mass and long orbital ...

Planetary Sciences Jan 15, 2025

Not all Hot Jupiters orbit solo, observations suggest

Hot Jupiters are giant planets initially known to orbit alone close to their star. During their migration towards their star, these planets were thought to accrete or eject any other planets present. However, this paradigm ...

Plants & Animals Dec 20, 2024

LA Zoo hatches first-ever perentie lizards, one of largest lizard species in the world

Two new baby lizards have hatched at the Los Angeles Zoo, the first of their species to be bred there, zoo officials said Thursday.

Planetary Sciences Dec 5, 2024

Here's how interstellar objects and rogue planets can be trapped in the solar system

When 'Oumuamua traversed our solar system in 2017 it was the first confirmed Interstellar Object (ISO) to do so. Then in 2019, Comet 2l/Borisov did the same thing. These are the only two confirmed ISOs to visit our solar ...

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