Posts by 

Paul Scott Anderson

Oceans of water on Mars deep underground?

Where did Mars' water go? A new study using data from NASA's InSight mission provides evidence for oceans of water on Mars, deep below the surface in the crust.

Asaph Hall finds Mars moon Phobos 147 years ago today

On this date in 1877, American astronomer Asaph Hall discovered Phobos, the larger of Mars' 2 moons. He discovered the other moon, Deimos, later that year.

‘Continents’ on Venus similar to those of early Earth?

A new study suggests that 'continents' on Venus, vast plateaus known as tesserae, may have formed in a very similar way to early continents on Earth.

Did meteorites create the moon’s atmosphere?

Did meteorites create the moon's atmosphere? A new study of soil samples - collected by Apollo astronauts in the 1970s - says yes.

When the DART mission struck an asteroid moon

Scientists analyzing data from the DART mission in 2022 have found new evidence of how the binary asteroid system of Didymos and Dimorphos originated.

Does Uranus’ moon Ariel have a hidden ocean?

Researchers using NASA's Webb space telescope have found Uranus' moon Ariel may have a subsurface ocean, similar to Europa, Enceladus and others.

Ancient life on Mars? Rover finds intriguing ‘leopard spots’

Has NASA's Perseverance rover found traces of ancient life on Mars? A rock with "leopard spots" has scientists intrigued and puzzled. Find out more.

Do Titan’s seas resemble earthly seas? Researchers say yes

New analysis of radar data from Cassini shows that Titan's seas and hydrological systems behave much like those on Earth despite the different compositions.

Signs of life on ocean moons may be just below the surface

NASA scientists said we could find evidence of life on ocean moons like Europa and Enceladus by looking for amino acids just inches below their icy surfaces.

Will this ‘hairpin turn’ exoplanet become a hot Jupiter?

Astronomers have found a 'hairpin turn' exoplanet with an extremely elongated orbit. It also orbits its star backward and may eventually become a hot Jupiter.

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