Surrounding our solar system is a natural and enigmatic cosmic shield called the heliosphere — and a new mission has launched to help astronomers better understand it.

Astronomers around the world have confirmed over 6,000 exoplanets, a milestone reached in September 2025. Billions more are waiting to be discovered.

Astronomers from the University of Arizona helped detect a baby planet outside of our solar system. Specialized telescopes from Arizona and Chile contributed to the discovery.

JWST data hints that Trappist-1e may have an atmosphere. More transits will test if this world could support liquid water. Recent observations with NASA’s advanced JWST telescope have revealed a ...

Pluto's unusual eccentricity and tilt is likely due to its interactions with neighboring Neptune and other giant planets, ...

Astronomers might be close to confirming the presence of an Earth-like atmosphere on an exoplanet for the first time, if more detailed analyses verify preliminary observations from the ...

“The idea that Ryugu-like objects held on to ice for so long is remarkable,” he added. “It suggests that the building blocks ...

3I/ATLAS, an interstellar object currently zipping through the solar system, is capturing the attention of astronomers, the ...

The odds for life existing on other planets has just skyrocketed after a NASA rover unearthed new evidence on Mars. The odds ...

A new law went into effect in Vermont on Monday, making it possible for domestic abuse victims to receive protective orders outside of regular court hours. Laura Stotts spent years building a ...

Saturn will rise less than 5 degrees to the right of the 96%-lit lunar disk as the sun sets on Sept. 8, below the stars ...

The solar system lost its ninth planet back when Pluto was demoted to a dwarf planet, but research might indicate that there ...