🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.91 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 927.8

Radius: 13.7

Gravity: 4.94 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.74 AU - 1.9 AU

Year: 1637 Days

Day: 12.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 141.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 56,984,555 km

• M1: 170,392 km (0.077 R)
• M2: 629,209 km (0.105 R)
• M3: 1,445,115 km (0.04 R)
• M4: 2,051,884 km (0.096 R)
• M5: 2,574,879 km (0.095 R)
• M6: 3,461,246 km (0.057 R)
• M7: 3,967,186 km (0.103 R)
• M8: 4,502,447 km (0.114 R)
• M9: 5,418,884 km (0.069 R)
• M10: 5,958,184 km (0.056 R)
• M11: 6,715,598 km (0.109 R)
• M12: 7,564,716 km (0.103 R)
• M13: 9,019,405 km (0.107 R)
• M14: 11,770,510 km (0.114 R)
• M15: 12,238,602 km (0.092 R)
• M16: 13,379,585 km (0.085 R)
• M17: 14,724,021 km (0.045 R)
• M18: 15,406,187 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 728.6

Radius: 8

Gravity: 11.38 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.79 AU - 1.91 AU

Year: 1678 Days

Day: 14.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 56,984,555 km

• M1: 105,018 km (0.046 R)
• M2: 371,601 km (0.119 R)
• M3: 749,934 km (0.084 R)
• M4: 1,096,403 km (0.084 R)
• M5: 1,384,977 km (0.109 R)
• M6: 1,634,656 km (0.111 R)
• M7: 2,015,083 km (0.102 R)
• M8: 2,325,798 km (0.104 R)
• M9: 3,309,254 km (0.091 R)
• M10: 3,640,464 km (0.067 R)
• M11: 4,447,694 km (0.081 R)
• M12: 5,127,617 km (0.105 R)
• M13: 6,488,209 km (0.076 R)
• M14: 7,197,453 km (0.096 R)
• M15: 8,492,821 km (0.079 R)
• M16: 9,405,966 km (0.095 R)
• M17: 10,279,019 km (0.101 R)
• M18: 13,018,156 km (0.087 R)
• M19: 14,533,284 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 929.8

Radius: 12

Gravity: 6.46 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.74 AU - 2.56 AU

Year: 2102 Days

Day: 12.1 Hours

Environment

Temp: -213 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 56,984,555 km

• M1: 150,495 km (0.085 R)
• M2: 575,653 km (0.057 R)
• M3: 1,115,252 km (0.082 R)
• M4: 1,498,971 km (0.1 R)
• M5: 2,420,643 km (0.038 R)
• M6: 3,129,438 km (0.109 R)
• M7: 3,614,733 km (0.068 R)
• M8: 4,129,948 km (0.087 R)
• M9: 4,542,839 km (0.093 R)
• M10: 5,747,849 km (0.05 R)
• M11: 7,213,609 km (0.107 R)
• M12: 7,692,323 km (0.077 R)
• M13: 8,581,383 km (0.046 R)
• M14: 9,968,753 km (0.08 R)
• M15: 12,030,661 km (0.047 R)
• M16: 12,619,628 km (0.11 R)
• M17: 14,929,718 km (0.109 R)
• M18: 15,561,021 km (0.083 R)
• M19: 16,515,605 km (0.117 R)
• M20: 16,929,093 km (0.115 R)
• M21: 18,265,900 km (0.107 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 946.3

Radius: 6.1

Gravity: 25.43 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 4.38 AU - 7.12 AU

Year: 9195 Days

Day: 21.2 Hours

Environment

Temp: -236 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 56,984,555 km

• M1: 84,672 km (0.037 R)
• M2: 298,149 km (0.084 R)
• M3: 1,279,810 km (0.103 R)
• M4: 2,236,787 km (0.108 R)
• M5: 3,499,094 km (0.116 R)
• M6: 6,078,461 km (0.09 R)
• M7: 7,579,526 km (0.101 R)
• M8: 8,012,312 km (0.086 R)
• M9: 9,758,120 km (0.106 R)
• M10: 10,270,193 km (0.114 R)
• M11: 12,859,583 km (0.117 R)
• M12: 14,632,168 km (0.081 R)
• M13: 14,965,023 km (0.106 R)
• M14: 18,888,227 km (0.057 R)
• M15: 24,178,606 km (0.078 R)
• M16: 26,564,991 km (0.111 R)
• M17: 28,480,443 km (0.098 R)
• M18: 29,842,681 km (0.117 R)
• M19: 34,306,382 km (0.07 R)
• M20: 37,064,368 km (0.055 R)
• M21: 38,813,616 km (0.116 R)
• M22: 39,708,511 km (0.087 R)
• M23: 47,223,859 km (0.102 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 149.3

Radius: 5.9

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 5.44 AU - 7.56 AU

Year: 11051 Days

Day: 23.5 Hours

Environment

Temp: -237 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 56,984,555 km

• M1: 78,240 km (0.089 R)
• M2: 620,233 km (0.086 R)
• M3: 1,100,292 km (0.071 R)
• M4: 1,656,796 km (0.101 R)
• M5: 2,256,085 km (0.1 R)
• M6: 3,186,135 km (0.033 R)
• M7: 3,496,551 km (0.114 R)
• M8: 3,895,379 km (0.106 R)
• M9: 4,226,140 km (0.063 R)
• M10: 5,163,221 km (0.115 R)
• M11: 5,360,391 km (0.063 R)
• M12: 5,890,715 km (0.071 R)
• M13: 6,075,020 km (0.115 R)
• M14: 6,585,597 km (0.07 R)
• M15: 7,439,951 km (0.099 R)
• M16: 7,912,231 km (0.07 R)
• M17: 8,136,927 km (0.114 R)
• M18: 9,283,595 km (0.113 R)
• M19: 9,788,039 km (0.091 R)
• M20: 10,533,934 km (0.043 R)
• M21: 12,088,854 km (0.071 R)
• M22: 12,437,268 km (0.048 R)
• M23: 13,469,942 km (0.1 R)
• M24: 19,706,827 km (0.051 R)
• M25: 25,703,906 km (0.04 R)
• M26: 29,024,530 km (0.099 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 888.1

Radius: 7.2

Gravity: 17.13 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 5.6 AU - 7.66 AU

Year: 11384 Days

Day: 22.9 Hours

Environment

Temp: -235 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 56,984,555 km

• M1: 89,609 km (0.06 R)
• M2: 318,195 km (0.086 R)
• M3: 565,480 km (0.096 R)
• M4: 846,874 km (0.061 R)
• M5: 1,311,973 km (0.083 R)
• M6: 2,971,463 km (0.083 R)
• M7: 3,286,067 km (0.1 R)
• M8: 4,244,840 km (0.098 R)
• M9: 6,540,269 km (0.115 R)
• M10: 6,990,260 km (0.038 R)
• M11: 7,951,725 km (0.106 R)
• M12: 8,949,244 km (0.041 R)
• M13: 10,134,807 km (0.047 R)
• M14: 10,849,436 km (0.104 R)
• M15: 13,003,645 km (0.062 R)
• M16: 13,388,411 km (0.104 R)
• M17: 14,113,662 km (0.116 R)
• M18: 14,795,529 km (0.089 R)
• M19: 15,931,724 km (0.077 R)
• M20: 16,298,389 km (0.111 R)
• M21: 16,896,780 km (0.117 R)
• M22: 18,537,271 km (0.081 R)
• M23: 20,281,283 km (0.089 R)
• M24: 21,148,950 km (0.108 R)
• M25: 26,881,989 km (0.041 R)
• M26: 27,193,153 km (0.091 R)
• M27: 30,213,983 km (0.06 R)
• M28: 30,889,268 km (0.117 R)
• M29: 33,212,822 km (0.113 R)
• M30: 38,466,699 km (0.096 R)
• M31: 45,265,473 km (0.081 R)
• M32: 46,297,699 km (0.096 R)
• M33: 47,799,512 km (0.049 R)
• M34: 48,409,273 km (0.114 R)
• M35: 48,869,884 km (0.028 R)
• M36: 50,269,522 km (0.098 R)
• M37: 51,855,708 km (0.034 R)
• M38: 52,338,012 km (0.112 R)
• M39: 54,960,762 km (0.106 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 170 - 10,315 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit