Space Experts

Discovery Space experts keep their fingers on astronomy, cosmology, physics, NASA, space travel, aliens, exoplanets, Mars and more through innovative IM Interviews, My Takes and traditional Q&As.

Subscribe to the feed below to get the latest on the solar system, stars, galaxies, astronauts, spacecraft, astronomy, alien life, extrasolar planets, and the universe in general directly from the experts:

Subscribe to this feed
Copy link below into your RSS feed aggregator:

Or, subscribe directly using an aggregator tool:

*** This Feed is Going Extinct! ***
Click the image or link above to get the latest from Discovery Space at our new experts areas!

IM Interview: Orion's Hot Secrets
Dave Mosher chats with an astrophysicist about new Orion Nebula research showing large planets could be rarer than thought.

Solar Pains in the Butt
When the sun reaches its most active state in years, what can we do to prepare for any solar storms? Sten Odenwald gives his take.

Q&A: The Man Who Killed Pluto?
Dave Mosher chats with astrophysicist Neil DeGrasse Tyson about why Pluto isn't a planet and how the language of the Solar System should be changed.

My Take: Presidential Space Race
One of the biggest issues the next president will face: to send humans to the moon and beyond, or not? John Logsdon gives his take.

IM Interview: Digging for Life on Mars
Dave Mosher chats with Mark Lemmon, the Phoenix Mars Lander's lead imaging scientist, about the ongoing mission.

Special Feature: Looking Back at 50 Years of NASA
Check out the top NASA videos, classic image galleries, and expert takes on the space agency’s golden anniversary.

My Take: NASA at 50
Have NASA's past 50 years led to a space program that amounts to an SUV stuck on a beltway? Ed Weiler gives his take.

My Take: NASA at 50
NASA'S best-learned lessons? It's not perfect. NASA Administrator Michael Griffin gives his take.

My Take: NASA at 50
NASA a massive failure? NASA Ames Research Center Director Pete Worden gives his take.

My Take: NASA at 50
Getting out of low-Earth orbit needs to be the space agency's primary goal. Former Space Shuttle Program Manager Wayne Hale gives his take.

My Take: NASA at 50
Future manned missions to Mars is going to take longer than expected. Five-time spaceflier Scott Parazynski gives his take.

My Take: NASA at 50
NASA's greatest achievements sprang from some of its worst tragedies. Space Shuttle Launch Director Mike Leinbach gives his take.

Q&A: Astronaut Details Belief in Aliens
Irene Klotz chats with Apollo 14 astronaut Edgar Mitchell about recent news reports of his belief in UFOs and aliens.

My Take: Ulysses Solar Probe Nears Death
The cold of space is ending Ulysses's journey around the sun. Mission Manager Ed Massey gives his take.
IM Interview: Echoes of the Beginning
Dave Mosher chats online with this renowned radio astronomer about the first stars and galaxies, his scientific legacy, and jazz.

My Take: Who Stole the Night Sky?
Have we forever lost a clear view of the night sky to light pollution? Lowell Observatory astronomer Bob Millis gives his take.

IM Interview: Journey to the Asteroid Belt
Dave Mosher chats with Mark Sykes, director of the Planetary Science Institute, about the Dawn mission.

IM Interview: Planting the Thirty-Meter Telescope
Dave Mosher chats with Ed Stone, renknowned Voyager scientist and vice chairperson for the TMT.

My Take: Ghosts in the Machine
Will the mammoth machine help humankind smash some of the universe's most elusive mysteries?

My Take: Launch Pad Bricks Are Pieces of History
Is NASA trashing decades of spaceflight history? Space artifact expert Robert Pearlman gives his take.

My Take: Phoenix Lander No 'Re-Do'
Is Phoenix just another Martian spacecraft, or a mission of firsts? Planetary scientist Eldar Noe Dobrea gives his take.

Q&A: Recycling Astronaut Urine Into Water
Irene Klotz chats with Bob Bagdigian, a NASA engineer who turns astronaut urine into water.

IM Interview: Smashing the Universe's Mysteries
Dave Mosher chats with Steve Goldfarb, a University of Michigan particle physicist.

My Take: Plutoid, Schmutoid!
Pluto and its scrawny pals have been redefined as "plutoids," but will scientists follow suit? Planetary science expert Mark Sykes gives his take.

IM Interview: Pinging Saturn's Moon Titan
Dave Mosher chats with Rosaly Lopes-Gautier, RADAR scientist for the Cassini spacecraft.

My Take: Moon Race Fever
Will private industry beat the government back to the moon? A Google Lunar X PRIZE expert gives her take.

IM Interview: Richard Garriott Talks Space Tourism
Dave Mosher chats with Richard Garriott, famous game designer and space tourist.

My Take: Mr. President, Time for One Small Step
The U.S. will choose its next president come November 2008. Will the U.S. space presence flourish or flop?

Q&A: Akihiko Hoshide Talks Japanese Space Culture
Irene Klotz chats with Akihiko Hoshide, a Japanese astronaut aboard space shuttle Discovery.