🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 70

Radius: 13.8

Gravity: 0.37 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.83 AU - 0.99 AU

Year: 569 Days

Day: 13.6 Hours

Environment

Temp: -149 °C

Axial Tilt: 47.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 15,480,387 km

• M1: 175,777 km (0.104 R)
• M2: 262,245 km (0.119 R)
• M3: 399,875 km (0.091 R)
• M4: 498,460 km (0.113 R)
• M5: 652,696 km (0.119 R)
• M6: 773,271 km (0.106 R)
• M7: 891,005 km (0.089 R)
• M8: 985,252 km (0.073 R)
• M9: 1,102,237 km (0.116 R)
• M10: 1,220,868 km (0.049 R)
• M11: 1,320,650 km (0.068 R)
• M12: 1,465,162 km (0.074 R)
• M13: 1,571,825 km (0.119 R)
• M14: 1,692,401 km (0.098 R)
• M15: 1,908,270 km (0.097 R)
• M16: 2,085,245 km (0.079 R)
• M17: 2,177,995 km (0.065 R)
• M18: 2,422,289 km (0.114 R)
• M19: 2,545,707 km (0.074 R)
• M20: 2,830,392 km (0.083 R)
• M21: 3,097,873 km (0.077 R)
• M22: 3,218,449 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 30

Radius: 14.8

Gravity: 0.14 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.34 AU - 1.54 AU

Year: 1134 Days

Day: 6.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 15,480,387 km

• M1: 224,995 km (0.115 R)
• M2: 455,526 km (0.116 R)
• M3: 597,494 km (0.042 R)
• M4: 719,267 km (0.099 R)
• M5: 825,930 km (0.056 R)
• M6: 1,050,626 km (0.041 R)
• M7: 1,167,462 km (0.092 R)
• M8: 1,307,934 km (0.116 R)
• M9: 1,550,283 km (0.07 R)
• M10: 1,652,308 km (0.111 R)
• M11: 1,837,959 km (0.107 R)
• M12: 1,986,211 km (0.103 R)
• M13: 2,093,473 km (0.117 R)
• M14: 2,188,916 km (0.025 R)
• M15: 2,281,368 km (0.116 R)
• M16: 2,375,016 km (0.093 R)
• M17: 2,571,438 km (0.081 R)
• M18: 2,669,275 km (0.116 R)
• M19: 2,873,925 km (0.109 R)
• M20: 3,094,282 km (0.114 R)
• M21: 3,405,745 km (0.057 R)
• M22: 3,513,755 km (0.033 R)
• M23: 3,639,417 km (0.096 R)
• M24: 3,761,040 km (0.069 R)
• M25: 3,867,255 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 654.7

Radius: 12.8

Gravity: 4 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.42 AU - 1.72 AU

Year: 1291 Days

Day: 6.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (56)

Outer Limit: 15,480,387 km

• M1: 187,895 km (0.108 R)
• M2: 304,432 km (0.11 R)
• M3: 535,411 km (0.036 R)
• M4: 647,609 km (0.114 R)
• M5: 742,753 km (0.105 R)
• M6: 822,938 km (0.069 R)
• M7: 906,413 km (0.083 R)
• M8: 1,022,801 km (0.065 R)
• M9: 1,136,794 km (0.099 R)
• M10: 1,239,418 km (0.059 R)
• M11: 1,337,106 km (0.098 R)
• M12: 1,673,252 km (0.069 R)
• M13: 1,893,759 km (0.109 R)
• M14: 2,065,647 km (0.116 R)
• M15: 2,163,335 km (0.046 R)
• M16: 2,466,270 km (0.114 R)
• M17: 2,559,769 km (0.086 R)
• M18: 2,847,895 km (0.072 R)
• M19: 3,034,742 km (0.115 R)
• M20: 3,203,190 km (0.08 R)
• M21: 3,294,295 km (0.109 R)
• M22: 3,386,297 km (0.12 R)
• M23: 3,762,835 km (0.119 R)
• M24: 3,944,148 km (0.113 R)
• M25: 4,054,401 km (0.101 R)
• M26: 4,290,317 km (0.119 R)
• M27: 4,724,151 km (0.118 R)
• M28: 4,815,256 km (0.042 R)
• M29: 4,906,960 km (0.089 R)
• M30: 5,012,426 km (0.094 R)
• M31: 5,131,955 km (0.112 R)
• M32: 5,279,458 km (0.116 R)
• M33: 5,387,618 km (0.048 R)
• M34: 5,592,567 km (0.082 R)
• M35: 5,758,321 km (0.03 R)
• M36: 6,151,464 km (0.101 R)
• M37: 6,265,458 km (0.09 R)
• M38: 6,713,653 km (0.093 R)
• M39: 6,993,551 km (0.103 R)
• M40: 7,142,550 km (0.066 R)
• M41: 7,519,387 km (0.093 R)
• M42: 7,626,051 km (0.084 R)
• M43: 7,810,206 km (0.101 R)
• M44: 7,902,807 km (0.081 R)
• M45: 8,120,322 km (0.11 R)
• M46: 8,513,764 km (0.082 R)
• M47: 8,704,801 km (0.113 R)
• M48: 8,865,170 km (0.116 R)
• M49: 8,994,123 km (0.061 R)
• M50: 9,123,825 km (0.072 R)
• M51: 9,303,043 km (0.072 R)
• M52: 9,747,947 km (0.108 R)
• M53: 10,081,999 km (0.031 R)
• M54: 10,778,676 km (0.102 R)
• M55: 11,106,894 km (0.079 R)
• M56: 11,631,683 km (0.106 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 11

Radius: 6.8

Gravity: 0.24 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 6.65 AU - 9.09 AU

Year: 14483 Days

Day: 18 Hours

Environment

Temp: -227 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 15,480,387 km

• M1: 500,255 km (0.105 R)
• M2: 1,005,896 km (0.053 R)
• M3: 1,738,626 km (0.069 R)
• M4: 2,256,534 km (0.101 R)
• M5: 2,488,860 km (0.034 R)
• M6: 2,652,370 km (0.071 R)
• M7: 3,313,593 km (0.105 R)
• M8: 3,676,816 km (0.05 R)
• M9: 4,532,217 km (0.097 R)
• M10: 4,966,350 km (0.08 R)
• M11: 5,045,338 km (0.118 R)
• M12: 5,609,621 km (0.109 R)
• M13: 5,774,627 km (0.091 R)
• M14: 6,536,380 km (0.047 R)
• M15: 7,455,659 km (0.042 R)
• M16: 8,377,182 km (0.091 R)
• M17: 8,851,257 km (0.111 R)
• M18: 9,353,607 km (0.113 R)
• M19: 10,204,669 km (0.095 R)
• M20: 11,080,265 km (0.088 R)
• M21: 11,204,432 km (0.049 R)
• M22: 11,895,125 km (0.05 R)
• M23: 11,937,461 km (0.119 R)
• M24: 13,714,684 km (0.101 R)
• M25: 15,318,972 km (0.108 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 327 - 13,165 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit