Hour24 News
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What perihelion means for 2026 On January 3, 2026, Earth reaches a point in its orbit known as perihelion, the moment when our planet is…
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What makes a rogue planet so mysterious? Rogue planets—worlds that travel through interstellar space without orbiting a star—have long fascinated astronomers. Their solitary journeys through…
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NASA’s New Year Gift: A Sparkling View of the Champagne Cluster As the calendar flips to 2026, NASA has released a breathtaking image of one…
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Introduction: A Window into Star Formation NASA’s James Webb Space Telescope (JWST) has turned its gaze toward Sagittarius B2 (Sgr B2), a colossal molecular cloud…
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What makes the Northern Lights glow The Northern Lights, or aurora borealis, are a spectacular display caused by charged particles from the Sun colliding with…
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Is the Sun a Dwarf Star? A Simple Answer Yes, in scientific terms the Sun is a dwarf star. But that statement can be confusing…
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New precision in measuring the cosmos’ expansion In a landmark effort to pin down the rate at which the universe is expanding, a diverse team…
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New Measurements Tighten the Grip on Cosmic Expansion Astronomers from multiple observatories have produced one of the most precise independent estimates of how fast the…
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Introduction: A Remarkable Find from the James Webb Space Telescope In a discovery that sounds almost like science fiction, astronomers using NASA’s James Webb Space…
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Introduction: The Geminid Meteor Shower Keeps Shining Every December, Earth passes through a dusty trail left by a comet, and the night sky obliges with…
