ភពសុក្រ
Earth's neighbour, similar in size, wrapped in a crushing carbon dioxide atmosphere.
NASA/JPL-Caltech
ទំហំដូចគ្នានឹងភពផែនដី ហើយជាភពដែលក្តៅបំផុតក្នុងប្រព័ន្ធព្រះអាទិត្យ ។

Venus is almost Earth’s twin in size and mass, but its thick carbon dioxide atmosphere creates a runaway greenhouse effect. សម្ពាធផ្ទៃគឺប្រហែល 92 ដងនៃភពផែនដីនិងសីតុណ្ហភាពមធ្យមប្រហែល 464 ° C, ក្តៅជាងមេគង្គ។
It rotates backwards (retrograde) and very slowly: one rotation takes 243 Earth days, longer than its 225-day year. Seen from Earth it is the brightest object in the night sky after the Moon.
ប្រភពទិន្នន័យ
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