Witness TubesPerseverance must meet extraordinary cleanliness requirements to avoid contaminating Martian samples with terrestrial contaminants that may have inadvertently been brought from Earth. Strict rules limit the amount of inorganic, organic, and biological materials from Earth in the rover and its sample handling system.Perseverance carries five “witness tubes” along with sample collection tubes. The witness…
One more trick of perspective: how Venus looks through binoculars or a telescope. Keep watch over many months, and you’ll notice that Venus has phases, just like our Moon – full, half, quarter, etc. The complete cycle, however, new to full, takes 584 days, while our Moon takes just a month. And it was this…
Further, Venus may hold lessons about what it takes for life to get its start – on Earth, in our solar system, or across the galaxy. The ingredients are all there, or at least, they used to be. By studying why our neighbor world went in such a different direction with regard to habitability, we…
Mars has a dense core at its center between 930 and 1,300 miles (1,500 to 2,100 kilometers) in radius. It’s made of iron, nickel, and sulfur. Surrounding the core is a rocky mantle between 770 and 1,170 miles (1,240 to 1,880 kilometers) thick, and above that, a crust made of iron, magnesium, aluminum, calcium, and…
I would like to introduce you to the new staff member who will be helping me with publishing in the coming days.
EN / Planetary science / Space Systems
by Dr. Jozef Kozár · Published April 4, 2024 · Last modified May 7, 2024
According to the memorandum published recently by the White House’s representative responsible for the science and technology policy, the Moon will have its time zone or better said – its own time.
EN / Mars / Mars Exploration Digest / Planetary science
by Dr. Jozef Kozár · Published August 11, 2023 · Last modified May 7, 2024
The July 2023 edition of the Mars Exploration Digest will be published in the coming week.
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