Ilustração de “‘Oumuamua”: objeto descoberto atravessando o Sistema Solar em 2017 foi o primeiro de uma nova categoria. Agora, astrônomos já encontraram dezenas deles, que podem ser chave para melhorar nossa compreensão sobre o Universo. ESA/Hubble, NASA, ESO, M. Kornmesser

Um guia para entender os “cometas escuros”, os “novos” habitantes do Sistema Solar

Em 2017, astrônomos encontraram um objeto como nunca tinham visto antes. Agora, ele faz parte de uma categoria crescente de misteriosos “cometas escuros” - e talvez encontremos ainda mais deles em breve
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Apakah alien itu ada? 4 dari 5 ahli mengatakan bahwa alien memang ada

Bahkan jika alien itu ada, cerdas seperti manusia dan tertarik untuk melakukan kontak, mungkinkah jaraknya cukup dekat sehingga kita bisa mendengar mereka meneriakkan kehadirannya di jagat raya?
Disposer d'une nourriture permettant de conserver une bonne santé est une question majeure lors des missions dans l'espace. Nasa/ISS/Mark Garcia exp.67

Les astronautes pourront‑ils se faire des yaourts directement à bord de l’ISS ?

Vivre dans l’espace affecte notre microbiote intestinal. Comment le préserver ? Des travaux sont en cours autour des bactéries lactiques… Les astronautes mangeront-ils demain des yaourts made in ISS ?
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Do aliens exist? We asked five experts

Even if aliens exist, are intelligent like humans and interested in making contact with us, what are the chances they’ll be close enough for us to hear them screaming their presence into the cosmos?
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The best gift in the galaxy: an astronomer’s guide to buying a home telescope

There’s an extensive range of telescopes, mounts and accessories on the market, and trying to pick from it might have you seeing stars. Here’s what the experts suggest.
The Chandrayaan-2 orbiter is equipped with eight instruments to study the moon, including a lunar terrain mapping camera and a sensor to study the moon’s thin exosphere. Indian Space Research Organisation/AAP

India’s moon mission should be considered a success, and a lesson in spacefaring

Despite a last-minute crash-landing, efforts behind India’s moon mission should be applauded. The endeavor has set an example for emerging space programs across the globe.
The discovery of the year was the first detection of gravitational waves. LIGO/T. Pyle

2016: the year in space and astronomy

Colliding black holes to exploding spacecraft, 2016 was an incredible year for astrophysics.
Looking for dark matter in the galaxy collisions such as in Abell 2744, dubbed Pandora’s Cluster. X-ray: NASA/CXC/ITA/INAF/J.Merten et al, Lensing: NASA/STScI; NAOJ/Subaru; ESO/VLT, Optical: NASA/STScI/R.Dupke

Shedding new light on the search for the ‘invisible’ dark matter

Scientists know so much about dark matter apart from what it is exactly. But are they getting any closer?

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