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Crisis in Cosmology: New Study Exacerbates Expansion Rate Disagreement
The current measurements of the expansion rate of the universe are in disagreement, leading to a crisis in cosmology and the need for renewed research efforts into new physics and a new model of the universe Questions to inspire discussion What is the crisis in cosmology? —The crisis in cosmology refers to the disagreement between measurements of the expansion rate of the universe, leading to the need for renewed research efforts into new physics and a new model of the universe. What are the possible explanations for the discrepancy in the expansion rate of the universe? —The two possible explanations...
We could build this huge Space Station in 6 months
Suborbital Flights Tested New Launch Vehicles in 2022
Once a sleepy backwater largely focused on scientific research, the suborbital launch sector has boomed in recent years. Private companies and governments across the globe conducted 29 flights to test orbital and suborbital launch vehicles and a range of technologies last year. A Chinese company launched a reusable suborbital vehicle that took off vertically and landed horizontally at an airport. A second Chinese company conducted a series of launches to support the development of a suborbital space tourism vehicle. South Korea tested two orbital rockets on three suborbital flights. Iran continued to develop satellite launch vehicles. An Indian company broke...