Some proponents worry they could lose credibility if they are rushed onto the market or are too closely tied to Kennedy.

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

Depending on how you look at it, UC Irvine doctoral candidate Te Han and his adviser, Paul Robertson, just made an already unimaginably difficult job – finding and observing planets ...

The observations offer a unique glimpse into the inner workings of an emerging planetary system, said the University of ...

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

In a cosmic first, scientists identified signs of early planet formation by looking deep into the gas disk around a baby star ...

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 ...

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

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 ...

"For the first time, we have identified the earliest moment when planet formation is initiated around a star other than our sun." ...

Scientists using the James Webb Space Telescope may have directly imaged a Saturn-mass planet orbiting the young star TWA 7.