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The Week in Space and Physics: A Rare Hot Neptune
On the origins of a rare exoplanet, a pair of Japanese space missions, Polaris Dawn and burping black holes
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Alastair Williams
The Week in Space and Physics: Avi Loeb's Interstellar Trash
On finding alien space trash, magic forms of oxygen, the solar wind and India's latest space telescope
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Alastair Williams
The Week in Space and Physics: India on the Moon
On India's space program, the origin of magnetars, the search for Planet X and a cyberattack on America's telescopes
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Alastair Williams
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Starship: The Most Ambitious Spacecraft Ever Built
 • Alastair Williams
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What Lies Beyond: Exploring Interstellar Space
 • Alastair Williams
4
The Week in Space and Physics: A World With Two Suns
 • Alastair Williams
The Week in Space and Physics: Dwarf Planet Rings
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The Week in Space and Physics: Solar Storms
 • Alastair Williams
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The Week in Space and Physics: The Crash of Luna-25
On Luna-25, a horde of lost planets, LK-99 and the seasons of Mars
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Alastair Williams
The Week in Space and Physics: A Revolution Postponed?
On a challenge to the standard model, the future of Europe's astronauts, Starship and Artemis, and Euclid.
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Alastair Williams
The Week in Space and Physics: A Room Temperature Superconductor?
On LK-99, the demise of Aeolus, unexpected solar gamma rays and Voyager 2
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Alastair Williams
The Week in Space and Physics: India and the Moon
On this summer's Moon missions, stars of dark matter, the Mars Sample Return mission and the origins of water.
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Alastair Williams
The Week in Space and Physics: Farewell to the Ariane 5
On the Ariane 5 and a European rocket crisis, slow clocks in the early universe, long ago supernova and the roundness of the electron.
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Alastair Williams
The Week in Space and Physics: The Neutrino Galaxy
On viewing the Milky Way with neutrinos, the worlds of TRAPPIST-1, the gravitational wave background and Euclid
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Alastair Williams
The Week in Space and Physics: The Solar Wind
On the origins of the solar wind, gamma ray bursts, solar power beamed from space and a hint of the first stars
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Alastair Williams
1
What Lies Beyond: Exploring Interstellar Space
Forget reaching the stars, first we need to explore the space between them
 • 
Alastair Williams
4
Housekeeping & Announcements
Sky & Telescope I’m pleased to share that I wrote the cover story of this month’s Sky & Telescope magazine. My article, Tiny Mighty Satellites, takes a…
 • 
Alastair Williams
The Quantum Cat
The Quantum Cat
Covering space exploration, physics and the future of humanity
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