cosmos articles
What is the primary and most persistent component of space radiation?
What celestial events are responsible for accelerating Galactic Cosmic Rays (GCRs) to near light speed?
What distinguishes Solar Particle Events (SPEs) from GCRs in terms of astronaut danger?
What two factors provide protection against cosmic radiation for people on Earth?
How does exposure to cosmic radiation change for people living at different locations on Earth?
What is the primary health concern for astronauts on long-duration missions beyond Earth's magnetosphere?
What specific type of genetic damage are GCRs highly effective at causing due to their high Linear Energy Transfer (LET)?
What paradoxical risk is associated with using thick passive shielding against GCRs inside a spacecraft?
Why is a dose of 1 Sievert (Sv) from GCRs biologically more damaging than 1 Sv from X-rays?
Approximately how much higher could the annual equivalent radiation dose be for an astronaut on a Mars transit compared to the background rate on Earth?
What were the two lightest elements created during the Big Bang?
Up to which element are elements typically formed through the ongoing fusion process within a star's lifecycle?
Which catastrophic stellar event is required to forge elements heavier than iron, such as gold or uranium?
According to the provided elemental breakdown by mass, what is the most massive component of the human body?
Which of the four most abundant elements in the human body by mass is the primordial element leftover from the Big Bang?
What element forms the backbone of organic chemistry and is the second most abundant element by mass in the body?
How long ago did our solar system, including Earth, form from a cloud recycled from previous stellar generations?
In a person weighing 70 kilograms, approximately how much mass is composed of carbon atoms?
If 'stardust' strictly means elements created by stars (everything heavier than helium), what approximate portion of the human body mass qualifies?
What is the primary reason Earth was capable of supporting complex life?