Finding this missing piece of water’s path through the universe offers clues to how it came to be on Earth.
Dead whales inspire a way to find extraterrestrial life on Mars.
"All moments past, present, and future, always have existed, always will exist."
On Earth, carbon can form millions of compounds, while silicon is largely stuck inside rocks. But elsewhere, silicon could form the basis of life.
Ingenuity is remarkable. But these 5 exploration ideas are revolutionary. Telescopes are our initial tools for revealing and studying foreign worlds. Hubble images of Mars, particularly around the regions with […]
From here on Earth, looking farther away in space means looking farther back in time. So what are distant Earth-watchers seeing right now?
A new model of the Antikythera mechanism reveals a "creation of genius."
Just say no to artist’s illustrations. This is what the Universe actually looks like. The Universe we observe often surpasses our greatest imaginings. This 20-year time-lapse of stars near the center […]
A conversation with an advanced alien species is likely to be simple and to take 1,000 years. It might also be dangerous.
Life finds a way — particularly if it has a moon.
Jupiter's mysterious auroral events are caused by vibrating waves of plasma.
We just observed the first ‘lunar formation’ in an exoplanetary system. This one image, above, is the first to show moons actively forming around a planet. This colourful image shows […]
Want some crazy space phenomena? You don't have to leave the neighborhood for it.
Francisco José de Goya y Lucientes is often labeled a quintessential Spanish artist, but his allegiance may well have lied with the French Enlightenment instead.
For some reason, when we talk about the age of stars, galaxies, and the Universe, we use "years" to measure time. Can we do better?
The mission could launch as soon as the 2030s, the researchers said.
The massive craft could carry 100 humans to Mars and revolutionize space exploration.
On the morning of March 31, 2020, these three worlds will be at their mutual closest in 20 years. For the past few weeks, Mars, Saturn, and Jupiter have all shone […]
No matter how your year went, Hubble’s views of the Universe never disappoint. Year after year, Hubble’s telescopic views are unparalleled. Saturn, its rings, and 5 of its moons are […]
The largest moon around our last planet didn’t originate with Neptune. When it comes to the moons of our Solar System, there’s only one planet that doesn’t fit in with our […]
Already 14 billion miles from the Sun, Voyager 1 is speeding away at 38,000 mph.
A unique exoplanet without clouds or haze was found by astrophysicists from Harvard and Smithsonian.