Science
What Is the Universe Made Of?
The universe is everything: all the matter and energy that space contains, time itself and even...
Frontiers
Retrograde Motion: What Happens When Planets Backtrack?
What happens when Mercury is in retrograde? Lifestyle websites might warn you to expect dropped phone...
Space Exploration
The Mystery of Dark Stars
Dark stars are some of the earliest stars in the universe. They most likely formed in...
Frontiers
Surprise! The James Webb Space Telescope Detects a New Supernova
The James Webb Space Telescope detected what is believed to be a new supernova some 3...
Space
What Happens When a Planet’s Orbit Goes Chaotic?
Can a planet's orbit be disrupted? Could Earth fall out of orbit and hurtle into the...
Space
The Elusive Unicorn Meteor Shower
Late last year an unusual news story flashed through the media sky like a shooting star:...
Science
Space Gem or Fools Gold? The Search for Diamonds in the Sky
What is a space gem? Diamond-like minerals have been found in meteorites or detected by telescopes.
Disasters: Prediction, Prevention and Relief
A Game of Cosmic DARTs: Planetary Defense Against Asteroids
What would happen if an asteroid hit Earth? We're working hard not to find out and...
Disasters: Prediction, Prevention and Relief
What Is Space Weather?
Everyone is familiar with the concept of weather and how it can affect daily activity and...
Science
The Harvest Moon Lights the Night as Autumn Arrives
The full moon that occurs closest to the autumn equinox is called the Harvest Moon. Learn...
Space
Bennu Asteroid Unlikely to Hit Earth in the Next 300 Years
The Bennu asteroid is a 500-meter-wide asteroid that orbits our sun, following a trajectory that periodically...
Frontiers
Planet-Forming Disks Contain Key Ingredients for Life: Methanol
In 2021, the complex carbon molecule methanol — a key molecule of life — was discovered...
Frontiers
Picking Up the Pieces: O-REx Brings Back the Past to Build the Future
NASA's OSIRIS-REx spacecraft sailed up to the carbon-rich Bennu asteroid in December 2018, gathering samples that...
Science
The Great Conjunction Curse: Creative Conjecture or Concerning Coincidence?
The Great Conjunction curse: Does the planetary pairing of Saturn and Jupiter drive creative conjecture or...