🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.74 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 292.7

Radius: 14.5

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.47 AU - 1.47 AU

Year: 1253 Days

Day: 13.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 36,545,901 km

• M1: 183,257 km (0.079 R)
• M2: 909,555 km (0.095 R)
• M3: 1,484,310 km (0.074 R)
• M4: 2,084,347 km (0.094 R)
• M5: 2,557,525 km (0.091 R)
• M6: 3,141,406 km (0.089 R)
• M7: 4,699,168 km (0.107 R)
• M8: 5,468,700 km (0.093 R)
• M9: 6,425,677 km (0.099 R)
• M10: 6,944,632 km (0.031 R)
• M11: 7,538,386 km (0.045 R)
• M12: 8,190,932 km (0.064 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 751.2

Radius: 8.6

Gravity: 10.16 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.83 AU - 1.87 AU

Year: 1769 Days

Day: 12.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 36,545,901 km

• M1: 106,962 km (0.11 R)
• M2: 388,356 km (0.041 R)
• M3: 781,649 km (0.093 R)
• M4: 1,074,861 km (0.083 R)
• M5: 1,775,128 km (0.091 R)
• M6: 2,052,034 km (0.072 R)
• M7: 2,462,381 km (0.118 R)
• M8: 2,956,503 km (0.066 R)
• M9: 3,365,204 km (0.107 R)
• M10: 3,775,701 km (0.108 R)
• M11: 4,067,566 km (0.103 R)
• M12: 4,717,718 km (0.106 R)
• M13: 5,322,094 km (0.105 R)
• M14: 7,733,312 km (0.116 R)
• M15: 9,707,256 km (0.04 R)
• M16: 11,572,293 km (0.105 R)
• M17: 11,995,505 km (0.06 R)
• M18: 12,791,216 km (0.112 R)
• M19: 14,224,364 km (0.09 R)
• M20: 14,576,517 km (0.117 R)
• M21: 15,252,550 km (0.062 R)
• M22: 15,575,083 km (0.069 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 487.6

Radius: 12.9

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 2.25 AU - 2.41 AU

Year: 2500 Days

Day: 11.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 138.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 36,545,901 km

• M1: 160,519 km (0.081 R)
• M2: 671,395 km (0.115 R)
• M3: 1,205,160 km (0.09 R)
• M4: 1,724,415 km (0.049 R)
• M5: 2,651,024 km (0.112 R)
• M6: 3,067,804 km (0.073 R)
• M7: 3,923,055 km (0.079 R)
• M8: 5,357,698 km (0.078 R)
• M9: 6,005,607 km (0.076 R)
• M10: 7,061,169 km (0.099 R)
• M11: 9,167,806 km (0.071 R)
• M12: 10,275,279 km (0.094 R)
• M13: 11,124,846 km (0.072 R)
• M14: 12,343,620 km (0.073 R)
• M15: 12,838,489 km (0.097 R)
• M16: 14,722,076 km (0.045 R)
• M17: 15,279,029 km (0.089 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 93.7

Radius: 4

Gravity: 5.86 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 5.47 AU - 5.73 AU

Year: 9315 Days

Day: 21.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 36,545,901 km

• M1: 51,910 km (0.11 R)
• M2: 189,092 km (0.098 R)
• M3: 723,306 km (0.104 R)
• M4: 1,137,393 km (0.102 R)
• M5: 1,487,452 km (0.075 R)
• M6: 3,960,604 km (0.077 R)
• M7: 4,111,847 km (0.118 R)
• M8: 4,334,598 km (0.104 R)
• M9: 4,659,974 km (0.111 R)
• M10: 5,026,339 km (0.116 R)
• M11: 5,281,104 km (0.082 R)
• M12: 5,411,553 km (0.12 R)
• M13: 6,807,900 km (0.09 R)
• M14: 8,043,578 km (0.099 R)
• M15: 9,345,379 km (0.084 R)
• M16: 12,634,887 km (0.12 R)
• M17: 14,384,134 km (0.089 R)
• M18: 14,536,874 km (0.08 R)
• M19: 15,905,694 km (0.1 R)
• M20: 16,565,421 km (0.11 R)
• M21: 16,845,767 km (0.115 R)

Asteroid Belt

Center: 6.14 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 6.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 179.1

Radius: 6

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 6.18 AU - 7.18 AU

Year: 12136 Days

Day: 17 Hours

Environment

Temp: -234 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 36,545,901 km

• M1: 117,285 km (0.112 R)
• M2: 309,518 km (0.103 R)
• M3: 509,082 km (0.059 R)
• M4: 806,183 km (0.056 R)
• M5: 995,424 km (0.087 R)
• M6: 1,851,573 km (0.104 R)
• M7: 2,403,439 km (0.104 R)
• M8: 2,708,320 km (0.117 R)
• M9: 11,756,298 km (0.119 R)
• M10: 12,581,929 km (0.077 R)
• M11: 14,175,595 km (0.046 R)
• M12: 16,972,028 km (0.098 R)
• M13: 18,567,639 km (0.109 R)
• M14: 19,614,226 km (0.082 R)
• M15: 20,260,638 km (0.053 R)
• M16: 21,748,090 km (0.116 R)
• M17: 24,441,151 km (0.055 R)
• M18: 26,731,943 km (0.053 R)
• M19: 31,151,213 km (0.081 R)
• M20: 31,442,480 km (0.118 R)
• M21: 32,228,318 km (0.086 R)
• M22: 32,526,317 km (0.094 R)
• M23: 32,926,491 km (0.066 R)
• M24: 34,353,206 km (0.101 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 75.9

Radius: 8

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 8.97 AU - 9.67 AU

Year: 20000 Days

Day: 19.9 Hours

Environment

Temp: -229 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 36,545,901 km

• M1: 102,325 km (0.095 R)
• M2: 548,725 km (0.12 R)
• M3: 882,478 km (0.096 R)
• M4: 1,662,182 km (0.104 R)
• M5: 2,345,695 km (0.076 R)
• M6: 3,398,564 km (0.09 R)
• M7: 4,387,406 km (0.108 R)
• M8: 5,253,728 km (0.078 R)
• M9: 6,229,704 km (0.03 R)
• M10: 7,433,668 km (0.083 R)
• M11: 8,577,194 km (0.12 R)
• M12: 13,421,622 km (0.1 R)
• M13: 14,046,043 km (0.105 R)
• M14: 14,689,613 km (0.105 R)
• M15: 16,352,543 km (0.116 R)
• M16: 21,470,735 km (0.109 R)
• M17: 23,852,184 km (0.077 R)
• M18: 24,432,175 km (0.064 R)
• M19: 26,228,546 km (0.113 R)
• M20: 31,744,070 km (0.054 R)
• M21: 35,036,420 km (0.119 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 395 - 11,310 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit