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Feb 25

Watch 1:09
A mind-boggling look at what might be the brightest object in the universe

By John Yang, Harry Zahn

According to a paper published this past week in the journal Nature Astronomy, scientists found what could be the brightest known object in the universe: a quasar produced by a massive and voracious black hole. It’s estimated to be emitting…

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Feb 25

Why do leap years have 366 days?

By Bhagya Subrayan, The Conversation

Humans have synced their calendars to the sun and moon for centuries, but every so often, these systems need a little correction.

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Feb 23

Astronomers spot 3 new tiny moons around Neptune and Uranus

By Christina Larson, Associated Press

The latest tally puts Neptune at 16 known moons and Uranus at 28. Scientists say the new moon around Uranus is likely the smallest of the planet's moons.

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Feb 19

Quasar with black hole at its center may be brightest object in the universe, astronomers say

By Marcia Dunn, Associated Press

This distant quasar shines 500 trillion times brighter than our sun, and its black hole is more than 17 billion times more immense than our sun.

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Dec 11

Asteroid to temporarily obscure Betelgeuse star in unique eclipse

By Marcia Dunn, Associated Press

The rare event will occur late Monday into early Tuesday. Weather permitting, it should be visible to millions of people along a narrow path stretching from central Asia and southern Europe to parts of Florida and Mexico.

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Dec 04

Watch 3:28
Solar system with 6 planets orbiting in-sync discovered in Milky Way

By Geoff Bennett, Karina Cuevas, Miles O'Brien

Astronomers have discovered a rare solar system with six planets moving in sync with one another. Estimated to be billions of years old, the formation 100 light-years away may help unravel some mysteries of our solar system. Miles O’Brien reports…

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Nov 03

NASA spacecraft discovers surprise mini moon orbiting the asteroid Dinkinesh

By Marcia Dunn, Associated Press

The Lucy spacecraft made the discovery during Wednesday's close flyby of the asteroid Dinkinesh in the main asteroid belt beyond Mars.

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Oct 20

How you can observe the Orionid meteor shower this weekend

By Daniel Brown, The Conversation

The meteor shower happens when Earth passes through debris from Halley’s comet.

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Oct 14

PHOTOS: Rare ‘ring of fire’ eclipse moves across the Americas, stretching from Oregon to Brazil

By Claire Rush, Associated Press/Report for America, Katie Oyan, Associated Press

Cheers erupted among crowds in Oregon and New Mexico on Saturday as an annular solar eclipse that had millions across the Americas waiting with anticipation began putting on a spectacular show.

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Oct 09

These 6 new images from the Hubble telescope shed light on distant galaxies

By Bella Isaacs-Thomas

Here’s a look at the recent Hubble images NASA released in honor of “galaxy week.”…

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Full Episode
Saturday, Dec 20
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