SciFri Radio: Planets
SciFri Radio: Moon in Review
Last week, NASA crashed a probe into the surface of the moon in search of water, just weeks after two other teams reported finding their own clues...
SciFri Radio: A One-Way Trip To Mars?
Ira talks with cosmologist Lawrence Krauss about whether a human expedition to Mars should involve a return trip to the Earth.
SciFri Radio: Jupiter Impact
Earlier this week, an amateur astronomer in Australia spotted signs of a massive impact on the planet Jupiter. We'll talk with him about his find,...
SciFri Radio: To The Moon
This week marks the 40th anniversary of the Apollo 11 moon landing. We'll look back on the trip from the Earth to the moon.
SciFri Radio: Summer Sky Guide
Summer nights are made for stargazing. We'll get a guide to what to look for in the skies in the months ahead.
SciFri Radio: Colliding Planets (Don't Panic)
New research finds a small -- but present -- chance of a collision between Earth and one of its planetary neighbors in the next few billion years.
SciFri Radio: Moon Missions Preview
If all goes according to plan, two spacecraft will launch en route to the moon next week. We'll get an update on the LRO and LCrOSS missions.
SciFri Radio: Mars Rovers, Mars Water
We'll check on the progress of the Mars rover mission. While new data collected by rover Opportunity during its exploration of Victoria Crater was...
SciFri Radio: Checking In With the Mars Rovers
Mission managers are investigating unexplained reboots and 'amnesia events' on board the Mars rover Spirit. We'll get an update on the rovers' status.
SciFri Radio: Contaminating Planets
What steps should planetary explorers take to prevent contaminating other planets with life from Earth?
SciFri Videos: Planets
Video: Your Video: Hotel Mauna Kea
Welcome to the Hotel Mauna Kea. Five planetary astronomers bring you an original science music video about life at the observatory at the...
Video: Mars in Paint
Check out these images of Mars, painted by planetary scientist and artist Bill Hartmann.
Video: Your Video: Highlight Reel From Space
Robots from Earth have invaded the solar system! Robotic spacecraft from several nations are actively exploring the Moon, Mars, Saturn and the...
Video: Manhattanhenge: Watch A Star Align
Twice a year, the sunset lines up with New York City's street grid -- making for spectacular views. Neil deGrasse Tyson, director of the Hayden...
Video: Pluto Controversy: The Back Story
Neil DeGrasse Tyson recounts the controversy about America's favorite former planet -- Pluto. He talks with Ira in the NPR studio in New York about...
SciFri Newsbriefs: Planets
Newsbrief: Watering Pole
Mars has enough frozen water to cover the planet in 36 feet of water.
Newsbrief: Liquid Mirror Lunar Telescope
Using liquid for the telescope's mirror could let scientists see deeper into the Universe than ever before.
Newsbrief: New Moon
The moon may not be as old as previously thought.
Newsbrief: Tiny Time Capsule
A tiny ancient crystal is packing the geologic history of the Earth
Newsbrief: So long, Ulysses!
The sun-studying spacecraft is about to end its epic odyssey.














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