Reference Earth's global average surface temperature is approximately 59 degrees Fahrenheit (15 degrees Celsius). But it's on the rise.
Reference 'Oumuamua, our first visitor from another star system raised more questions than answers. Here we explore what is could be, where it came from and where it's going.
Reference In 1968, NASA's Apollo 8 mission carried the first crew beyond low Earth orbit and toward the moon, an important turning point in humanity's exploration of space.
Reference Mars' atmosphere is over 100 times thinner than Earth's and is primarily composed of carbon dioxide, nitrogen and argon gases.
A small area of Texas will witness October's annular solar eclipse and April's total solar eclipse. Here's where you should stand to see them in all their glory.
Reference In 1963 Valentina Tereshkova became the first woman to journey to space orbiting Earth in the Vostok 6 space capsule.
Where and when to see rare edge effects like Baily's beads during the annular solar eclipse on Oct. 14, 2023.
The full moon tends to overwhelm the fainter stars. But in the late September sky there are still constellations that can be seen despite the brightness of both the moon and city lights.
Reference As it orbits the Earth studying the sun, the Aditya-L1 mission operated by the Indian Space Research Organisation will attempt to solve some of the most pressing solar mysteries.
As the Star Wars: Ahsoka series on Disney Plus continues, you might be wondering why Ezra Bridger is such a big deal. Meet the lost Padawan.
Reference Astronaut Peggy Whitson has spent more time in space than any other American, and that is only one of the records she holds.
Reference The Perseid meteor shower will peak around Aug.12 and Aug.13. Our guide tells you how and where to look for them.
Reference Becoming an astronaut doesn't just happen overnight. It takes many years of education and experience to meet the basic qualifications.
Do we stand a better chance against alien invaders in the realm of video games? These are the best alien invasion games of all time.
Reference Jupiter's Great Red Spot is the largest storm in the solar system and has been raging for hundreds of years. We explore the phenomenon in more detail here.
Reference Fast radio bursts — fleeting blasts of energy that are brighter than entire galaxies — remain mysterious. Here's what we know (and don't know) about FRBs.
Journey through cinema and science fiction history as we run down the best time travel movies of all time, from simple trips to other eras to time loops.
Reference A supermoon occurs when the full moon coincides with the moon's closest approach to Earth in its orbit. 2023 will experience four supermoons.
Reference A Blue Moon is a rare occurrence that depends on the timings of full moons during the year. The moon is not blue during a Blue Moon.