Latest articles by Nola Taylor Tillman
James Webb: Early NASA Visionary
James E. Webb was an early NASA administrator who saw beyond the politics of the space race and established a firm foundation for the space agency based on science and exploration.
Galileo Galilei: Biography, inventions & other facts
Referene Italian astronomer Galileo Galilei made a number of inventions and discoveries that remain important to astronomy and science in general today.
Dwarf Planet Ceres May Have Had a Global Ocean in Ancient Past
The pull of Ceres on NASA's Dawn spacecraft hints at an ancient ocean that may have left traces today.
Saturn's Rings: Composition, Characteristics & Creation
The rings of Saturn are made of billions of particles, from tiny grains to giant chunks.
The Closest Exoplanet Proxima b May Have Neighbors
Astronomers have spotted a dusty ring around the nearby star Proxima Centauri, hinting at the existence of other planets in addition to the famous Proxima b, a new study reports.
A 'Pale Green Dot': Why Proxima Centauri b May Have a Shiny Tint
Aurora on Proxima Centauri b may help researchers characterize the planet's atmosphere.
Blue Origin Engineer Talks Next Steps for New Shepard, New Glenn
A Blue Origin engineer discusses the company's plans for the New Shepard, New Glenn, and Blue Moon spacecraft at the annual science fiction and fantasy convention, Dragon Con.
What the 2017 Solar Eclipse Taught Us About Boosting Public Interest in Science
The Great American Solar Eclipse provided an opportunity to get children and adults alike excited about science and space.
What is the Moon Made Of?
The moon's surface tells the story of the solar system's beginnings.
'It Went Perfectly': Cassini Saturn Probe Was a Pro to the Very End
NASA's Cassini spacecraft died the way it lived — as a well-oiled, data-gathering machine.
Saturn Spectacular: NASA's Free E-Book Offers Top 100 Cassini Images
The Cassini mission to Saturn has sent home a wealth of beautiful images. NASA has compiled 100 of the most spectacular into a free e-book, downloadable from its website.
Cassini's Swan Song: How Saturn Probe Will Spend Its Final Day
NASA's Cassini mission will have a hectic final day before it burns up in Saturn's atmosphere on Friday morning (Sept. 15).
Nearby Planet Proxima b's Atmosphere Was Likely Stripped Long Ago
Intense stellar radiation likely stripped away the atmosphere of the nearby alien planet Proxima b long ago, a new study suggests.
After Webb: Scientists Make the Case for Even Bigger Telescopes
A larger mirror could help the next generation of space telescopes find a habitable world beyond the solar system.
Vomit Comet: Training Flights for Astronauts
Astronauts train for weightlessness in aircraft that take them on a roller-coaster ride in the air. The simulation makes some passengers nauseous, which inspired the nickname "Vomit Comet."
'Jellyfish' Galaxies Reveal Feeding Habits of Monster Black Holes
Rare "jellyfish" galaxies may reveal how the largest black holes feed.
What To Do If Your Solar Eclipse Glasses Won't Arrive in Time
What do you do if your eclipse glasses haven't arrived, or have been recalled? Here are some other options for safely observing the eclipse.
What It's Like Watching a Solar Eclipse From a Plane
Airplanes provide a unique view for solar eclipses. Glenn Schneider, who has observed seven eclipses from the air, shares his experiences.
Eclipse Phenomena: What to Watch For
A solar eclipse is quite a show. As the moon crosses in front of the sun, various phenomena occur. Here’s what to look for.
Solar Eclipse Day Craziness Could Resemble the Zombie Apocalypse — Are You Ready?
Only one month left until the Great American Eclipse passes across the continental United States.
Red Planet Housing: NASA Awards $200,000 in 3D-Printed Habitat Challenge
Looking for a place to stay on Mars? A 3D-printed habitat competition may be shaping space habitats.
'Fireworks' Images from Hubble Telescope Capture Stars Forming Just After the Big Bang
Paired with a cosmic magnifying glass, NASA's Hubble Space Telescope has revealed insight into star formation in the early universe.
