🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 238.7

Radius: 8

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.48 AU - 0.54 AU

Year: 251 Days

Day: 12.8 Hours

Environment

Temp: -140 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 65,154,292 km

• M1: 99,483 km (0.06 R)
• M2: 412,441 km (0.099 R)
• M3: 791,822 km (0.115 R)
• M4: 1,164,619 km (0.074 R)
• M5: 1,546,842 km (0.094 R)
• M6: 1,997,880 km (0.043 R)
• M7: 2,588,043 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 817

Radius: 12.6

Gravity: 5.15 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.55 AU - 0.77 AU

Year: 370 Days

Day: 13.1 Hours

Environment

Temp: -155 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 65,154,292 km

• M1: 156,779 km (0.094 R)
• M2: 569,220 km (0.036 R)
• M3: 1,035,516 km (0.111 R)
• M4: 1,999,226 km (0.038 R)
• M5: 2,453,704 km (0.066 R)
• M6: 2,924,938 km (0.1 R)
• M7: 3,329,151 km (0.076 R)
• M8: 3,771,063 km (0.079 R)
• M9: 4,292,860 km (0.094 R)
• M10: 4,686,452 km (0.102 R)
• M11: 5,259,562 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 960.7

Radius: 12.2

Gravity: 6.45 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 1.52 AU - 2.52 AU

Year: 1982 Days

Day: 13.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 65,154,292 km

• M1: 152,590 km (0.091 R)
• M2: 557,252 km (0.05 R)
• M3: 1,788,742 km (0.098 R)
• M4: 2,227,811 km (0.09 R)
• M5: 3,177,160 km (0.098 R)
• M6: 4,379,178 km (0.107 R)
• M7: 5,542,601 km (0.088 R)
• M8: 6,790,247 km (0.096 R)
• M9: 7,842,668 km (0.109 R)
• M10: 8,635,537 km (0.112 R)
• M11: 10,050,733 km (0.113 R)
• M12: 12,061,029 km (0.109 R)
• M13: 12,602,873 km (0.118 R)
• M14: 13,292,070 km (0.083 R)
• M15: 15,173,263 km (0.096 R)
• M16: 16,252,761 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 757.7

Radius: 13.9

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 4.44 AU - 4.8 AU

Year: 6854 Days

Day: 13.1 Hours

Environment

Temp: -214 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 65,154,292 km

• M1: 173,982 km (0.09 R)
• M2: 723,306 km (0.114 R)
• M3: 2,195,947 km (0.079 R)
• M4: 2,875,421 km (0.119 R)
• M5: 5,788,091 km (0.066 R)
• M6: 6,451,857 km (0.08 R)
• M7: 7,166,187 km (0.076 R)
• M8: 8,254,212 km (0.117 R)
• M9: 9,720,271 km (0.105 R)
• M10: 11,404,294 km (0.12 R)
• M11: 12,024,378 km (0.072 R)
• M12: 12,830,860 km (0.085 R)
• M13: 13,788,286 km (0.12 R)
• M14: 14,853,423 km (0.084 R)
• M15: 15,530,952 km (0.116 R)
• M16: 18,169,709 km (0.106 R)
• M17: 18,802,358 km (0.063 R)
• M18: 20,865,013 km (0.111 R)
• M19: 21,481,057 km (0.06 R)
• M20: 22,669,014 km (0.114 R)
• M21: 23,320,363 km (0.104 R)
• M22: 26,946,316 km (0.098 R)
• M23: 29,852,704 km (0.113 R)
• M24: 35,950,911 km (0.094 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 791.8

Radius: 3.4

Gravity: 68.49 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 7.91 AU - 9.37 AU

Year: 17530 Days

Day: 24.6 Hours

Environment

Temp: -227 °C

Axial Tilt: 70.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 65,154,292 km

• M1: 90,357 km (0.037 R)
• M2: 230,231 km (0.087 R)
• M3: 609,611 km (0.104 R)
• M4: 852,857 km (0.098 R)
• M5: 1,297,612 km (0.11 R)
• M6: 3,176,112 km (0.099 R)
• M7: 3,396,021 km (0.103 R)
• M8: 3,509,716 km (0.096 R)
• M9: 3,990,074 km (0.102 R)
• M10: 4,720,262 km (0.034 R)
• M11: 5,613,810 km (0.115 R)
• M12: 6,614,470 km (0.099 R)
• M13: 6,837,071 km (0.038 R)
• M14: 7,018,683 km (0.099 R)
• M15: 7,344,059 km (0.041 R)
• M16: 8,025,178 km (0.113 R)
• M17: 12,005,229 km (0.095 R)
• M18: 17,462,559 km (0.119 R)
• M19: 17,716,577 km (0.07 R)
• M20: 18,493,738 km (0.108 R)
• M21: 26,647,869 km (0.104 R)
• M22: 31,250,098 km (0.104 R)
• M23: 35,265,304 km (0.098 R)
• M24: 35,535,628 km (0.092 R)
• M25: 37,186,141 km (0.097 R)
• M26: 46,533,764 km (0.053 R)
• M27: 47,185,562 km (0.101 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 457.7

Radius: 4.6

Gravity: 21.63 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 7.98 AU - 10.5 AU

Year: 19387 Days

Day: 18.5 Hours

Environment

Temp: -233 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 65,154,292 km

• M1: 58,942 km (0.111 R)
• M2: 314,006 km (0.027 R)
• M3: 562,488 km (0.108 R)
• M4: 849,267 km (0.119 R)
• M5: 1,762,562 km (0.107 R)
• M6: 2,111,275 km (0.09 R)
• M7: 5,678,436 km (0.074 R)
• M8: 8,243,291 km (0.088 R)
• M9: 8,897,184 km (0.093 R)
• M10: 9,477,025 km (0.055 R)
• M11: 11,923,399 km (0.076 R)
• M12: 12,562,332 km (0.092 R)
• M13: 13,494,925 km (0.051 R)
• M14: 15,873,830 km (0.1 R)
• M15: 17,202,110 km (0.119 R)
• M16: 18,602,794 km (0.053 R)
• M17: 19,723,731 km (0.104 R)
• M18: 20,525,875 km (0.105 R)
• M19: 23,356,117 km (0.085 R)
• M20: 24,864,213 km (0.115 R)
• M21: 31,187,416 km (0.114 R)
• M22: 36,876,773 km (0.056 R)
• M23: 40,602,059 km (0.111 R)
• M24: 41,462,546 km (0.108 R)
• M25: 42,923,818 km (0.051 R)
• M26: 43,966,964 km (0.11 R)
• M27: 47,830,030 km (0.068 R)
• M28: 48,789,700 km (0.098 R)
• M29: 50,582,481 km (0.118 R)
• M30: 52,926,829 km (0.12 R)
• M31: 54,125,856 km (0.097 R)
• M32: 58,555,599 km (0.065 R)
• M33: 63,604,377 km (0.081 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 409 - 13,657 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit