Mount Sharp, Mars, Shaped by Water and Wind

Mount Sharp, Mars, Shaped by Water and Wind

Data and images from NASA’s Curiosity rover found evidence that wind played a key role in erosional processes on the red planet, despite the lower atmospheric volume. Plus, astrophysics and cosmology news, a baby exoplanet, and this week in space history, we look back at an uncrewed lunar mission from Japan.

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Wobbling Star Produces Fastest Nova Ever Discovered

Wobbling Star Produces Fastest Nova Ever Discovered

Observations of V1674 Hercules reveal a nova produced by the white dwarf star that dimmed in only one day. Additionally, the strange star wobbles every 501 seconds, producing flashes in visible and X-ray light. Plus, more results from the 240th meeting of the American Astronomical Society, a farewell to SOFIA, and What’s Up is the June solstice.

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Hubble Observations Make For a More Precise Hubble Constant

Hubble Observations Make For a More Precise Hubble Constant

Over the past three decades, astronomers around the world have been using the observations of the Hubble Space Telescope to more precisely calculate the expansion of the universe. And they have converged on a precision of just over 1%. Plus, Boeing launches Starliner, Voyager 1 struggles, and Erik reviews his favorite camera lens.

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Supernova Evidence Found in Comet Fragment

Supernova Evidence Found in Comet Fragment

A forensic analysis of the element concentration found in the Hypatia stone finds evidence in the cometary fragment, which may have impacted Earth 28 million years ago, of a supernova origin story. Plus, Ceres, Mars, and this week in rocket history, we look back at SpaceX’s COTS Demo Flight 2.

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