Did a comet wipe out the dinosaurs?
About 66 million years ago a massive chunk of rock slammed into Earth in what is the modern-day Yucatan Peninsula.
The impact extinguished about 75%...
First detected black hole is more massive than we thought
Cygnus X-1, a binary star system first discovered in 1964, comprises one of the closest black holes to Earth.
New observations of this black hole,...
Ceramic in meteorites upends theory of early solar system
A new analysis of ceramic chips embedded in meteorites suggests the formation of our solar system was not as quiet and orderly as we...
The smallest galaxies in our universe bring more about dark matter to light
Our universe is dominated by a mysterious matter known as dark matter.
Its name comes from the fact that dark matter does not absorb, reflect...
Venus was once more Earth-like, but climate change made it uninhabitable
We can learn a lot about climate change from Venus, our sister planet.
Venus currently has a surface temperature of 450℃ (the temperature of an...
Scientists find new way of planet formation
In the last 25 years, scientists have discovered over 4000 planets outside our solar system.
From relatively small rock and water worlds to blisteringly hot...
Scientists discover vaporized crusts of Earth-like planets in dying stars
Remnants of planets with Earth-like crusts have been discovered in the atmospheres of four nearby white dwarf stars by University of Warwick astronomers.
The discover...
NASA discovers new worlds in a river of young stars
Using observations from NASA's Transiting Exoplanet Survey Satellite (TESS), astronomers have discovered a trio of hot worlds larger than Earth orbiting a much younger...
Astronomers uncover mysterious origins of super-Earths
Mini-Neptunes and super-Earths up to four times the size of our own are the most common exoplanets orbiting stars beyond our solar system.
Until now,...
Scientists find the most distant object ever observed in our solar system
Astronomers have confirmed a planetoid that is almost four times farther from the Sun than Pluto, making it the most distant object ever observed...