Space & Astronomy

299 papers · Page 1 of 6

Cosmology, planetary science, stellar physics, exoplanet research, and the instruments that read the sky.

Paradigm Challenge / Desk lead

Dark matter particles being created out of the vacuum could explain why the universe is flying apart without needing dark energy.

Adiabatic dark matter particle creation generates enough internal pressure to drive the accelerated expansion of the cosmos. This model replaces the mysterious dark energy constant with a process where matter and energy are exchanged as the universe grows. Most cosmologists assume a separate, invisible force is pushing galaxies away, but this framework shows that dark matter alone can do the job. The math matches current observations of distant supernovae and cosmic microwave background radiation. Eliminating dark energy would fundamentally simplify the standard model of cosmology and change how we calculate the eventual end of the universe.

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Paradigm Challenge

Our local patch of the universe is about ten percent more curved than the rest of the cosmos, throwing a wrench into our standard model of space.

Nature Is Weird

A rare star that pulses like a cosmic heart is orbiting a dead, ultra-dense neutron star in our galactic thick disk.

A small, icy rock at the edge of the solar system has its own atmosphere, proving that Pluto isn't as special as we thought.

Paradigm Challenge

Earth might have been born wet because water sticks to space dust far more strongly than it sticks to ice.

Nature Is Weird

Supermassive black hole pairs can act like cosmic engines, pushing themselves out of the center of their home galaxies.

Paradigm Challenge

Specific electromagnetic configurations could potentially reverse the flow of time by turning future directions into the past.

Nature Is Weird

A black hole's shadow looks different depending on the spin of the light being used to see it.

The crushing point at the center of a black hole might actually be a gateway that spits everything back out as a white hole.

Nature Is Weird

Mysterious light sources on photographic plates from the 1950s form perfect lines that point directly to nuclear sites on Earth.

Nature Is Weird

Supermassive black holes in the early universe are 800 times heavier than they should be.

Paradigm Challenge

A dead neutron star just screamed out a radio burst bright enough to be seen from across the galaxy.

Nature Is Weird

A blast of radiation on frozen salts produces the exact signature of carbon dioxide found on Jupiter's moon Europa.

A massive explosion at the edge of the universe revealed its magnetic heart through a subtle twist in its radio waves.

Paradigm Challenge

A massive survey of 6860 galaxies shows that light fades with distance in a way that the standard model of the universe cannot explain.

Nature Is Weird

The universe itself has a blurriness where its size and its expansion speed cannot both be known at the same time.

Paradigm Challenge

Distant planets might not have a solid metal core at all according to a new model.

A black hole in an expanding universe can only hold a limited number of energy levels unlike one in a flat universe.

Paradigm Challenge

The standard candles used to measure the size of the universe changed their fundamental nature 5 billion years ago.

Paradigm Challenge

Obscured and unobscured quasars are not just the same thing viewed from different angles, but are actually different ages.

Paradigm Challenge

Jupiter is hiding a massive sheet of electrical current in its magnetic tail where scientists thought there was only empty space.

Practical Magic

Mysterious, millisecond-long radio flashes from deep space are 1,000 times more efficient at mapping the universe than entire galaxies.

Nature Is Weird

The very first black holes in the universe formed in a repeating, fractal-like pattern that looks the same at every scale.

Nature Is Weird

Colliding black holes might soon prove that one of the most fundamental laws of quantum mechanics is actually an illusion.

Paradigm Challenge

The tight mathematical link between the different types of light coming from galaxies is mostly a trick of perspective.

Paradigm Challenge

The vacuum of space might be a physical substance that pushes on galaxies, creating a buoyancy force that mimics the effects of dark matter.

Nature Is Weird

Galaxies from the early universe are packed with monster stars over 100 times the mass of the Sun, far exceeding the limits of modern star formation.

Paradigm Challenge

An ancient, tiny star is flying out of our galaxy so fast that it must have been slingshotted by the supermassive black hole at the center.

Nature Is Weird

A spinning neutron star can lose 90% of its energy in just 30 milliseconds because the vacuum of space itself creates matter to slow it down.

Supermassive black holes might be the ultimate power plants for post-biological alien intelligences that have moved their entire civilizations onto galactic-scale computers.

The movement of massive galaxy clusters reveals the hidden weight of the most ghostly, invisible particles in the universe.

Paradigm Challenge

Our Sun likely went through a violent phase of massive eruptive outbursts during its early life.

Nature Is Weird

A black hole's shadow can split into two separate rings if its surrounding gas disk gets torn apart by gravity.

Nature Is Weird

The building blocks of life form more easily in the freezing void of space than we once thought.

Paradigm Challenge

Glowing light inside a black hole shadow suggests the object has no event horizon at all.

Nature Is Weird

A tiny splash of ammonia is the only thing missing for life to spontaneously form inside a frozen crater on Titan.

Paradigm Challenge

A snowman-shaped object in space should not exist because its two halves would have crashed at the wrong angle.

Stressing out a solid block can actually create 'anti-particles' you can see.

Dark matter might be made of 'runaway' black holes that started smaller than an atom.

The 'standard candles' we use to measure the size of the universe are surrounded by clouds of dust we never knew were there.

Paradigm Challenge

The center of a black hole might not be a point of infinite crushing density, but a geometric 'throat' that leads to a new kind of space.

Paradigm Challenge

Tilting a black hole’s 'feeding disk' can make it eat ten times faster, solving the mystery of how baby black holes grew into giants so quickly.

Paradigm Challenge

For nearly a century, we thought red giant stars had 'heartbeats' caused by hidden planets, but new data shows we were likely wrong.

Nature Is Weird

A giant planet's atmosphere is so chemically different from its own star that it 'proves' the planet grew by cannibalizing space debris.

Nature Is Weird

All the complex 'layers' of a black hole—from its point of no return to its crushing center—are actually just different faces of a single mathematical object.

Some of the 'supermassive black holes' in space might actually be giant clouds of dark matter with a tiny, dead star trapped in the center.

Mars used to have a massive 'ghost moon' that permanently deformed the planet's shape before being violently destroyed.

Practical Magic

We could move massive payloads through space using a giant network of swinging 'tethers' that act like a cosmic conveyor belt.

Nature Is Weird

Some black holes might actually look like double-rings or 'crescents' rather than the simple donuts we’ve seen in famous photos.

Paradigm Challenge

The universe’s first galaxies grew up and got organized way faster than anyone thought possible—it’s like they skipped their awkward teenage years.

Paradigm Challenge

What we thought were 'exact' weights for planets in other solar systems might actually just be a trick of the math we were using.