From the Smithsonian Channel

ALMA Reveals Planets Born Earlier Than We Thought

Name: ALMA Reveals Planets Born Earlier Than We Thought
Uploaded: 2018-09-12
Duration: 126758
Description: In 2014, astronomer David Wilmer aimed the ALMA Array at a young star 450 light years away. What he found proved that planets formed billions of years earlier than what scientists originally calculated.

In 2014, astronomer David Wilmer aimed the ALMA Array at a young star 450 light years away. What he found proved that planets formed billions of years earlier than what scientists originally calculated.

Smithsonian magazine | 2:06