Universe Today (Page 221)

What is Tidal Locking?

By Fraser Cain - November 16, 2015 02:14 PM UTC | Planetary Science

NASA vs. Cigarettes: A Numbers Game

By Evan Gough - November 16, 2015 12:58 PM UTC | Site News

Cosmologist Thinks a Strange Signal May Be Evidence of a Parallel Universe

By vdamico - November 16, 2015 12:50 PM UTC | Cosmology

New Dwarf Planet is Most Distant Object Yet Observed in our Solar System

By Nancy Atkinson - November 16, 2015 10:01 AM UTC | Planetary Science

Cygnus Freighter Fueled and Loaded to Resume American Cargo Launches to Space Station

By ken-kremer - November 15, 2015 08:38 PM UTC | Missions

Who was Albert Einstein?

By Matthew Williams - November 15, 2015 08:00 PM UTC | Physics

Sweet Sights for November Nights

By bob-king - November 15, 2015 02:30 PM UTC | Observing

Book Review: Dawn of Small Worlds

By Mark Mortimer - November 15, 2015 09:25 AM UTC | Planetary Science

'Explody' Taurid Meteors Produce Persistent Trains

By Nancy Atkinson - November 13, 2015 03:25 PM UTC | Observing

Weekly Space Hangout – Nov. 13, 2015: Daniel Stern, Project Scientist on NuSTAR

By Fraser Cain - November 13, 2015 02:59 PM UTC | Site News

Why Aren't There Eclipses Every Month?

By Fraser Cain - November 13, 2015 02:37 PM UTC | Planetary Science

A New "Mathematical" Definition Proposed for What Constitutes a Planet

By Nancy Atkinson - November 13, 2015 01:16 PM UTC | Planetary Science

Spectacular Breakup of WT1190F Seen by Airborne Astronomers

By bob-king - November 13, 2015 09:09 AM UTC | Observing

Carnival of Space #430

By susie - November 12, 2015 09:35 PM UTC | Site News

Asteroid? Rocket Stage? Whatever it is, WT1190F Plunges to Earth Tonight

By bob-king - November 12, 2015 01:19 PM UTC | Planetary Science

NASA and Space Station Astronauts Salute Americas Veterans This Veteran's Day

By ken-kremer - November 11, 2015 11:04 PM UTC | Site News

Who was Gerard Kuiper?

By Matthew Williams - November 11, 2015 09:00 PM UTC | Planetary Science

MESSENGER Spies a Meteor Shower... on Mercury

By David Dickinson - November 11, 2015 10:54 AM UTC | Planetary Science

Who Was Sir Isaac Newton?

By Matthew Williams - November 10, 2015 07:30 PM UTC | Physics

Possible Ice Volcanoes Discovered on Pluto

By ken-kremer - November 10, 2015 06:29 PM UTC | Planetary Science

Mars' Moon Phobos Undergoing 'Structural Failure'

By Nancy Atkinson - November 10, 2015 05:31 PM UTC | Planetary Science

Astronomy Cast Ep. 392: The Standard Model - Intro

By Fraser Cain - November 10, 2015 05:11 PM UTC | Physics

From a Roar to a Purr: Prospects for the 2015 November Leonid Meteors

By David Dickinson - November 10, 2015 07:18 AM UTC | Observing

Opportunity Rover Driving Between 'Lily Pads' in Search of Martian Sun and Science

By ken-kremer - November 09, 2015 05:21 PM UTC | Planetary Science

Will We Contaminate Europa?

By Fraser Cain - November 09, 2015 02:11 PM UTC | Planetary Science

Radio waves absent from the reputed megastructure-encompassed Kepler star?

By daniel-majaess - November 09, 2015 12:35 AM UTC | Exoplanets

NASA Again Postpones Space Station Commercial Cargo Contract Awards, Boeing Out

By ken-kremer - November 06, 2015 09:11 PM UTC | Space Policy

Weekly Space Hangout – Nov. 6, 2015: Astronaut Mike Massimino

By Fraser Cain - November 06, 2015 02:54 PM UTC | Site News

Carnival Of Space #429

By susie - November 06, 2015 01:07 PM UTC | Site News

NASA's MAVEN Orbiter Discovers Solar Wind Stripped Away Mars Atmosphere Causing Radical Transformation

By ken-kremer - November 05, 2015 10:32 PM UTC | Planetary Science

Who Was Galileo Galilei?

By Matthew Williams - November 05, 2015 06:00 PM UTC | Physics

How Long is a Day on Earth?

By Fraser Cain - November 05, 2015 02:56 PM UTC | Planetary Science

Protecting Juno's Heart

By Evan Gough - November 04, 2015 02:35 PM UTC | Planetary Science

Who was Christiaan Huygens?

By Matthew Williams - November 03, 2015 07:00 PM UTC | Physics

Ion Propulsion: The Key to Deep Space Exploration

By Evan Gough - November 03, 2015 02:33 PM UTC | Space Exploration

New Visualization Shows Incredible Variety of Extraterrestrial Worlds

By Nancy Atkinson - November 03, 2015 11:10 AM UTC | Exoplanets

The Moon Greets the Planets in the November Dawn

By David Dickinson - November 03, 2015 09:54 AM UTC | Observing

International Space Station Achieves 15 Years of Continuous Human Presence in Orbit

By ken-kremer - November 02, 2015 06:32 PM UTC | Missions

Astronomy Cast Ep. 391: Entropy

By Fraser Cain - November 02, 2015 02:51 PM UTC | Physics

Do We Really Need Rockets to Go to Space?

By Fraser Cain - November 02, 2015 12:27 PM UTC | Space Exploration

Astronomy Cast Ep. 389: Roundtable with Paul M. Sutter

By Fraser Cain - November 02, 2015 12:18 PM UTC | Physics

Artificial Object in Trans-lunar Orbit to Impact Earth on November 13

By bob-king - November 02, 2015 08:55 AM UTC | Planetary Science

Uranus' "Frankenstein Moon" Miranda

By Matthew Williams - November 01, 2015 07:22 PM UTC | Planetary Science

One Year after Antares Failure, Orbital ATK Revamps Rocket for 2016 'Return to Flight'

By ken-kremer - October 30, 2015 04:49 PM UTC | Missions

Uranus' "Sprightly" Moon Ariel

By Matthew Williams - October 30, 2015 04:19 PM UTC | Planetary Science

Charon's Twin 'Star Wars' Craters Are Distinctly Different; New Horizons Continues Toward KBO

By Nancy Atkinson - October 30, 2015 03:52 PM UTC | Planetary Science

Tonight's the Night! Maps to Help You Spot Asteroid TB145

By bob-king - October 30, 2015 03:26 PM UTC | Observing

Weekly Space Hangout – Oct. 30, 2015: Yoav Landsman and the Enceladus Flyby

By Fraser Cain - October 30, 2015 03:01 PM UTC | Site News

Images from Enceladus 'Plume Dive' Courtesy of Cassini

By David Dickinson - October 30, 2015 12:26 PM UTC | Planetary Science

Saturn's Moon Dione

By Matthew Williams - October 30, 2015 11:52 AM UTC | Planetary Science