🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 601

Radius: 11.2

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.74 AU - 0.82 AU

Year: 484 Days

Day: 15 Hours

Environment

Temp: -162 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 44,625,992 km

• M1: 139,276 km (0.066 R)
• M2: 514,766 km (0.043 R)
• M3: 911,051 km (0.03 R)
• M4: 1,331,870 km (0.072 R)
• M5: 1,700,928 km (0.113 R)
• M6: 2,139,100 km (0.116 R)
• M7: 2,592,531 km (0.038 R)
• M8: 3,695,217 km (0.045 R)
• M9: 4,075,495 km (0.095 R)
• M10: 4,554,657 km (0.107 R)
• M11: 5,024,095 km (0.091 R)
• M12: 5,643,580 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 519.9

Radius: 11.3

Gravity: 4.07 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.78 AU - 1.04 AU

Year: 610 Days

Day: 13.9 Hours

Environment

Temp: -162 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 44,625,992 km

• M1: 141,520 km (0.075 R)
• M2: 632,201 km (0.073 R)
• M3: 1,015,620 km (0.097 R)
• M4: 1,538,465 km (0.068 R)
• M5: 2,074,623 km (0.079 R)
• M6: 2,566,202 km (0.095 R)
• M7: 3,007,964 km (0.058 R)
• M8: 4,866,419 km (0.097 R)
• M9: 5,291,277 km (0.091 R)
• M10: 6,291,338 km (0.083 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 536

Radius: 9.5

Gravity: 5.94 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.33 AU - 2.09 AU

Year: 1572 Days

Day: 12.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 44,625,992 km

• M1: 118,631 km (0.038 R)
• M2: 462,257 km (0.098 R)
• M3: 823,087 km (0.117 R)
• M4: 1,241,363 km (0.08 R)
• M5: 1,808,937 km (0.073 R)
• M6: 2,192,955 km (0.03 R)
• M7: 2,605,097 km (0.099 R)
• M8: 2,940,795 km (0.119 R)
• M9: 3,634,779 km (0.05 R)
• M10: 3,986,185 km (0.072 R)
• M11: 4,955,429 km (0.082 R)
• M12: 6,237,034 km (0.1 R)
• M13: 7,406,291 km (0.093 R)
• M14: 8,085,017 km (0.111 R)
• M15: 9,317,703 km (0.05 R)
• M16: 10,271,839 km (0.111 R)
• M17: 10,671,265 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 697.1

Radius: 13.9

Gravity: 3.61 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 2.46 AU - 2.68 AU

Year: 2896 Days

Day: 7.5 Hours

Environment

Temp: -214 °C

Axial Tilt: 132.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 44,625,992 km

• M1: 172,935 km (0.091 R)
• M2: 726,746 km (0.111 R)
• M3: 1,241,662 km (0.035 R)
• M4: 1,895,854 km (0.052 R)
• M5: 2,458,940 km (0.118 R)
• M6: 3,324,513 km (0.051 R)
• M7: 3,770,614 km (0.114 R)
• M8: 4,582,033 km (0.102 R)
• M9: 5,258,664 km (0.09 R)
• M10: 5,737,527 km (0.089 R)
• M11: 7,888,296 km (0.115 R)
• M12: 8,552,061 km (0.038 R)
• M13: 9,766,048 km (0.026 R)
• M14: 11,379,312 km (0.053 R)
• M15: 12,846,867 km (0.107 R)
• M16: 13,440,172 km (0.105 R)
• M17: 14,485,861 km (0.116 R)
• M18: 16,578,586 km (0.107 R)
• M19: 19,813,191 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 95.3

Radius: 9.7

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 2.81 AU - 3.41 AU

Year: 3855 Days

Day: 12.9 Hours

Environment

Temp: -207 °C

Axial Tilt: 41.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 44,625,992 km

• M1: 120,725 km (0.075 R)
• M2: 1,277,117 km (0.105 R)
• M3: 2,083,450 km (0.066 R)
• M4: 2,385,488 km (0.119 R)
• M5: 3,318,530 km (0.084 R)
• M6: 9,497,520 km (0.113 R)
• M7: 11,121,555 km (0.068 R)
• M8: 12,578,488 km (0.073 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 900.4

Radius: 9.5

Gravity: 9.98 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 4.06 AU - 5.92 AU

Year: 7835 Days

Day: 13.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 44,625,992 km

• M1: 118,182 km (0.091 R)
• M2: 524,490 km (0.117 R)
• M3: 847,472 km (0.042 R)
• M4: 1,549,385 km (0.117 R)
• M5: 2,042,759 km (0.094 R)
• M6: 2,484,073 km (0.105 R)
• M7: 3,368,794 km (0.11 R)
• M8: 4,013,860 km (0.082 R)
• M9: 4,680,319 km (0.106 R)
• M10: 7,283,472 km (0.087 R)
• M11: 8,145,604 km (0.089 R)
• M12: 9,828,281 km (0.105 R)
• M13: 10,270,343 km (0.114 R)
• M14: 14,675,850 km (0.118 R)
• M15: 15,449,870 km (0.118 R)
• M16: 17,290,522 km (0.049 R)
• M17: 18,374,059 km (0.083 R)
• M18: 20,755,807 km (0.113 R)
• M19: 22,313,121 km (0.116 R)
• M20: 23,859,215 km (0.101 R)
• M21: 25,475,321 km (0.11 R)
• M22: 27,355,167 km (0.075 R)
• M23: 28,526,519 km (0.111 R)
• M24: 29,426,649 km (0.118 R)
• M25: 31,706,820 km (0.097 R)
• M26: 33,547,472 km (0.104 R)
• M27: 36,033,938 km (0.096 R)
• M28: 37,203,794 km (0.115 R)
• M29: 40,114,370 km (0.032 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 367 - 16,599 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit