Science and Technology Researchers make new discovery about the interstellar comet 3I/ATLAS: it was born in extreme cold, has a high concentration of deuterium, is the oldest interstellar visitor ever detected, and may reveal what the Universe was like right after the Big Bang. Ruth Rodrigues 28/04/2026 at 11:01
Science and Technology A comet that could shine brighter than the brightest star in the night sky makes its closest approach to Earth this Sunday, and the best window to see it in Brazil is in early May. Bruno Teles 26/04/2026 at 16:37
Science and Technology Superbright comet and fireball create a perfect X over European castle, a celestial sight that few have witnessed in history! Fabio Lucas Carvalho 24/04/2026 at 17:31
Science and Technology A phenomenon never before seen by astronomers: comet 41P almost stops in space, reverses its rotation, and surprises Hubble Romário Pereira de Carvalho 23/04/2026 at 22:02
Science and Technology Astronomers identify the interstellar comet 3I/ATLAS as the largest water emitter ever recorded among visitors from other solar systems. Fabio Lucas Carvalho 20/04/2026 at 23:16
Science and Technology In 1994, Comet Shoemaker-Levy 9 exploded on Jupiter in front of telescopes, showing planetary impacts in real time and revealing the giant as both a shield and a threat, marking the beginning of the planetary defense era. Carla Teles 13/04/2026 at 15:41
Interesting facts Scientists warn that a comet about 1 km in size that has started to release gases may actually change direction in space. It was spotted by NASA and surprises with potential impacts near Earth. Flavia Marinho 01/04/2026 at 07:04
Science and Technology NASA’s Telescope Detects Signals Linked to Life’s Chemistry in Interstellar Comet 3I/ATLAS During Historic Passage Through the Solar System Romário Pereira de Carvalho 27/02/2026 at 11:56
Science and Technology City-Sized Comet Explodes 100 Times Brighter and Becomes Giant “Snail Shell” in the Sky After Historic Eruption Fabio Lucas Carvalho 22/02/2026 at 09:38
Interesting facts Long Before NASA: Halley’s Comet May Have Been Identified by a Monk in the 11th Century Fabio Lucas Carvalho 31/01/2026 at 16:12
Science and Technology The Comet C/2026 A1, First Discovered in 2026, Will Approach the Sun Dangerously and May Star in a Historic Spectacle Ruth Rodrigues 28/01/2026 at 08:14
Science and Technology New Measurements of the Strange Anticoma of Comet 3I/ATLAS Rekindle Debate Over the Object’s Origin Flavia Marinho 05/01/2026 at 19:44
