Latest articles by Keith Cooper
The discovery of surprising molecules of methanol and associated maser activity has expanded the inventory of the chemical starter kit that builds planets in young star systems.
The location of Earth's geographic poles has changed several times over the past 320 million years in a process known as true polar wander.
Ames crater under Oklahoma has been shown to be nearly 100 million years younger than thought, and is now dated at 370 million years old.
Mars’ north polar ice cap has been found to be much more pristine than had been thought, containing less dust that changes the ice’s relationship with the Red Planet’s climate.
A newfound amoeba just set a heat-tolerance record for multicellular organisms, widening the range of environments in which astrobiologists might find alien life.
The findings also suggest that the material that gave birth to Bennu was representative of the average elemental content of the planet-forming disk that also formed Earth and the planets.
The icy moons of the outer solar system could have experienced many impacts and been broken apart, but whether they keep an ocean depends on their size.
A storm sent a surge of current through telegraph wires that caused a train on one of Britain's early railway lines to be delayed by 16 minutes.
Originally planned to have a primary five-year mission followed by a five-year extended mission, the Nancy Grace Roman Space Telescope will now operate for over two decades.
By making fuel on the Red Planet rather than bringing it from Earth, a Mars mission could save vital mass.
The Hubble and James Webb space telescopes discovered some surprising things about 27 new tiny objects far beyond the orbit of Neptune.
Faint in X-rays but bright in ultraviolet light, new objects found by NASA's Chandra space telescope could help solve two great astrophysical mysteries.
One day in history about 4.5 billion years ago was a dramatic one for Earth, potentially giving our planet an instant moon and an almighty headache all in one go.
A rare look at a centaur transforming into a comet with coma is providing a missing link in the evolution of small, icy solar system bodies.
Scientists have managed to extract the history of supernova explosions in our cosmic backyard from radioactive isotopes found in moon dust.
New research into the interior of Mars further emphasizes that the Red Planet is a world of two very different halves.
The reclassification of Pluto as a dwarf planet continues to stir up a hornet's nest of controversy and debate, as Space.com meets one astronomer who believes the decision to have been a mistake.
Taking measurements of the same CME from different vantage points in the solar system revealed the true extent of a solar eruption.
The Milky Way has a secret history of galaxy mergers that we are only now starting to uncover.
A composite image of data from the Hubble Space Telescope, the Kitt Peak four-meter telescope and MOTHRA reveal the Helix Nebula. We can see the bow shocks, particularly on the left.
A greedy galaxy that existed less than 1.3 billion years after the Big Bang is hoarding supermassive black holes.
A river of gas over a trillion miles long is streaming onto a young planet-forming system and is tipping it over.
A distant black hole star is providing strong evidence that these objects lie at the hearts of the mysterious little red dots found shortly after the Big Bang by the James Webb Space Telescope.
SPONSORED SPONSORED_STRAPLINE