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Planet Formation

Did Saturn And Other Gas Giants Grow From A Pebble?

The Huffington Post | Jacqueline Howard | Posted 01.09.2017 | Science

How did the four planets known as gas and ice giants form in the early solar system? The latest theory on Jupiter, Saturn, Uranus and Neptune just rec...

Astronomers Solve Long-Standing Cosmic Mystery

The Huffington Post | Macrina Cooper-White | Posted 03.22.2015 | Science

Scientists have long known that "we are made of star stuff" -- or, in other words, cosmic dust. But where all that dust came from, and how it survived...

'Captain, There Be Planets Here!'

Dr. Sten Odenwald | Posted 01.21.2015 | Science
Dr. Sten Odenwald

About 450 light-years from Earth, in the constellation Taurus, a dense, dark, interstellar cloud has slowly started to reveal its secrets. The addition of new high-resolution data like that for the star HL Tau is at long last allowing astronomers to see the hidden details of planet and disk formation and, from this, create the next-generation physics-based models for how planets form.

WOW: High-Desert Telescope Spies Planets Being Born

The Huffington Post | Macrina Cooper-White | Posted 11.07.2014 | Science

Astronomers say they've captured the most detailed image yet of planet formation around a young, sun-like star -- and it's pretty spectacular. Stor...

REVEALED: How Our Solar System Was Born | Mike Wall | Posted 08.09.2014 | Science

Astronomers have traced the growth of Earth's solar system back to its cosmic womb, before the sun and planets were born. The solar system coalesced ...

LOOK: Star's Distant 'Ring' Stuns Astronomers | Megan Gannon | Posted 01.25.2014 | Science

Alien planets may be forming inside a giant gas ring located surprisingly far from its young parent star, scientists say. In fact, the planet-formin...

Alien Planet's Extreme Orbit Puts Key Theory In Doubt | Mike Wall | Posted 06.14.2013 | Science

This story was updated at 5:15 p.m. EDT. Astronomers have found evidence of an alien planet forming surprisingly far from its host star, a discovery ...

Strange Object Near Star Tied To 'Comet Factory' | Elizabeth Howell | Posted 06.07.2013 | Science

A mysterious object lurking near the young star Oph IRS 48 could, along with observations of dust grains, change our understanding of planet formation...

Was Venus 'Doomed' From The Very Start?

| Posted 06.03.2013 | Science

By Ken Croswell Was young Venus an Eden or a hell? Though the planet is closer to the sun than Earth is, our star was dimmer in those early years, ...

Young Star Yields Big Surprise About How Planets Form

Posted 01.23.2014 | Science

By: Nola Taylor Redd Published: 01/02/2013 01:07 PM EST on Astronomers studying a newborn star have caught a detailed glimpse of plane...

SPOTTED: Alien Planets Being Born

Posted 11.30.2012 | Science

By: Staff Published: 11/30/2012 10:32 AM EST on Astronomers have detected dust grains glomming together around a faraway star, ...

Life at the SETI Institute: Ignacio Mosqueira -- Worlds in the Making

SETI Institute | Posted 05.25.2011 | Technology
SETI Institute

By Gail Jacobs Dr. Ignacio Mosqueira is an astrophysicist at the Carl Sagan Center for the Study of Life in the Universe, SETI Institute. He works wi...

Life at the SETI Institute: Paul Estrada -- From Dust to Planets

SETI Institute | Posted 05.25.2011 | Technology
SETI Institute

By Gail Jacobs If planets are a dime a dozen, moons are less than a penny each. There are at least 139 moons just within our own solar system. Most o...

Life at the SETI Institute: Meet Dr. Uma Gorti -- Video

SETI Institute | Posted 05.25.2011 | Technology
SETI Institute

This one-minute excerpt comes from a special colloquium celebrating the 25th anniversary of the SETI Institute. Watch a video of Dr. Uma Gorti givin...