Astronomers have discovered the earliest seeds of rocky planets forming around a baby sun-like star. They reported Wednesday ...

"It is possible that a planet once existed in the solar system but was later ejected, causing the unusual orbits we see today." ...

CAPE CANAVERAL, Fla. — Astronomers have discovered the earliest seeds of rocky planets forming in the gas around a baby ...

On its record-breaking pass by the Sun late last year, the Johns Hopkins APL-built Parker Solar Probe captured stunning images from within the Sun’s atmosphere. Taken closer to the Sun than we’ve ever ...

Around a Sun-like star just 1,300 light-years away, a family of planets has been seen in its earliest moments of conception. Astronomers analyzed the infrared flow of dust and detritus left over from ...

Weighing in at 0.6 solar mass, HOPS-315 should someday grow to become a star much like our own sun; this makes it a promising stand-in for studying the first stages of our solar system’s history. For ...

While astronomers have previously seen young discs that contain newborn, massive, Jupiter-like planets, McClure says, “we’ve always known that the first solid parts of planets, or planetesimals, must ...

A group of international researchers said on Wednesday they witnessed some of the earliest stages of a planet beyond the sun ...

Astronomers first identified these minerals using the now-three-year-old James Webb Space Telescope. To see where exactly the ...

For the first time, international researchers have pinpointed the moment when planets began to form around a star beyond the ...

A young sunlike star called HOPS 315 seems to host a swirling disk of gas giving rise to minerals that kick-start the planet formation process.