🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 514.3

Radius: 9.7

Gravity: 5.47 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.82 AU - 0.96 AU

Year: 580 Days

Day: 10.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 77,286,288 km

• M1: 120,576 km (0.045 R)
• M2: 432,039 km (0.065 R)
• M3: 781,200 km (0.057 R)
• M4: 1,180,327 km (0.047 R)
• M5: 1,489,995 km (0.081 R)
• M6: 2,143,139 km (0.11 R)
• M7: 2,520,724 km (0.114 R)
• M8: 2,887,538 km (0.104 R)
• M9: 3,266,021 km (0.099 R)
• M10: 3,929,786 km (0.049 R)
• M11: 4,867,167 km (0.098 R)
• M12: 5,456,433 km (0.105 R)
• M13: 5,947,114 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560.2

Radius: 11.1

Gravity: 4.55 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.29 AU - 2.11 AU

Year: 1530 Days

Day: 10.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 77,286,288 km

• M1: 138,228 km (0.09 R)
• M2: 593,904 km (0.09 R)
• M3: 1,332,917 km (0.093 R)
• M4: 1,695,243 km (0.104 R)
• M5: 2,080,458 km (0.098 R)
• M6: 2,809,897 km (0.118 R)
• M7: 5,052,219 km (0.095 R)
• M8: 5,404,223 km (0.106 R)
• M9: 6,088,334 km (0.057 R)
• M10: 6,879,108 km (0.057 R)
• M11: 8,010,667 km (0.117 R)
• M12: 8,870,855 km (0.103 R)
• M13: 9,823,344 km (0.12 R)
• M14: 10,275,279 km (0.067 R)
• M15: 11,786,667 km (0.07 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 278.6

Radius: 10.6

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 2.01 AU - 3.17 AU

Year: 2877 Days

Day: 6.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 77,286,288 km

• M1: 154,535 km (0.11 R)
• M2: 558,748 km (0.097 R)
• M3: 921,822 km (0.101 R)
• M4: 2,027,051 km (0.114 R)
• M5: 2,468,514 km (0.114 R)
• M6: 2,899,656 km (0.116 R)
• M7: 3,299,531 km (0.059 R)
• M8: 3,789,164 km (0.05 R)
• M9: 4,288,073 km (0.077 R)
• M10: 5,741,117 km (0.043 R)
• M11: 6,325,148 km (0.109 R)
• M12: 7,164,990 km (0.094 R)
• M13: 7,555,141 km (0.067 R)
• M14: 8,077,537 km (0.094 R)
• M15: 8,655,134 km (0.095 R)
• M16: 9,292,421 km (0.071 R)
• M17: 11,544,168 km (0.072 R)
• M18: 13,164,613 km (0.057 R)
• M19: 13,624,177 km (0.063 R)
• M20: 14,311,430 km (0.081 R)
• M21: 14,886,933 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 859.2

Radius: 8.3

Gravity: 12.47 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 2.95 AU - 3.53 AU

Year: 4026 Days

Day: 6.8 Hours

Environment

Temp: -210 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 77,286,288 km

• M1: 103,223 km (0.049 R)
• M2: 410,497 km (0.108 R)
• M3: 693,536 km (0.091 R)
• M4: 980,913 km (0.04 R)
• M5: 1,359,545 km (0.057 R)
• M6: 1,886,878 km (0.117 R)
• M7: 2,462,680 km (0.072 R)
• M8: 3,074,685 km (0.112 R)
• M9: 3,698,059 km (0.091 R)
• M10: 4,673,737 km (0.056 R)
• M11: 6,352,225 km (0.067 R)
• M12: 6,860,409 km (0.094 R)
• M13: 8,139,471 km (0.064 R)
• M14: 8,700,762 km (0.078 R)
• M15: 9,858,948 km (0.064 R)
• M16: 10,410,217 km (0.071 R)
• M17: 11,854,883 km (0.039 R)
• M18: 12,235,909 km (0.117 R)
• M19: 13,224,601 km (0.088 R)
• M20: 13,686,410 km (0.094 R)
• M21: 15,192,412 km (0.114 R)
• M22: 16,275,201 km (0.081 R)
• M23: 18,088,477 km (0.078 R)
• M24: 20,710,180 km (0.112 R)
• M25: 21,403,117 km (0.065 R)
• M26: 22,111,463 km (0.115 R)
• M27: 23,724,876 km (0.114 R)
• M28: 26,531,631 km (0.058 R)
• M29: 27,680,543 km (0.105 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 464.5

Radius: 3.8

Gravity: 32.17 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 5.56 AU - 7.98 AU

Year: 12159 Days

Day: 16.1 Hours

Environment

Temp: -231 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 77,286,288 km

• M1: 47,273 km (0.093 R)
• M2: 243,545 km (0.066 R)
• M3: 718,070 km (0.059 R)
• M4: 909,256 km (0.067 R)
• M5: 1,192,145 km (0.077 R)
• M6: 1,341,295 km (0.091 R)
• M7: 1,530,985 km (0.082 R)
• M8: 1,914,404 km (0.115 R)
• M9: 2,574,579 km (0.114 R)
• M10: 3,423,398 km (0.103 R)
• M11: 3,648,991 km (0.092 R)
• M12: 5,789,886 km (0.106 R)
• M13: 7,427,385 km (0.094 R)
• M14: 9,740,766 km (0.111 R)
• M15: 10,978,988 km (0.086 R)
• M16: 11,304,214 km (0.108 R)
• M17: 11,917,116 km (0.112 R)
• M18: 13,148,157 km (0.054 R)
• M19: 14,721,178 km (0.118 R)
• M20: 17,272,869 km (0.115 R)
• M21: 18,235,083 km (0.088 R)
• M22: 20,104,458 km (0.114 R)
• M23: 20,509,419 km (0.076 R)
• M24: 21,841,738 km (0.036 R)
• M25: 22,183,569 km (0.096 R)
• M26: 25,611,305 km (0.104 R)
• M27: 26,182,919 km (0.09 R)
• M28: 30,002,003 km (0.102 R)
• M29: 33,947,198 km (0.092 R)
• M30: 35,452,900 km (0.11 R)
• M31: 37,855,143 km (0.038 R)
• M32: 47,685,817 km (0.099 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 626.6

Radius: 7.2

Gravity: 12.09 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 7.43 AU - 9.33 AU

Year: 16745 Days

Day: 23.8 Hours

Environment

Temp: -243 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 77,286,288 km

• M1: 90,956 km (0.082 R)
• M2: 383,868 km (0.115 R)
• M3: 621,579 km (0.064 R)
• M4: 2,780,127 km (0.083 R)
• M5: 3,946,392 km (0.111 R)
• M6: 5,902,534 km (0.069 R)
• M7: 6,220,878 km (0.11 R)
• M8: 6,720,086 km (0.101 R)
• M9: 7,290,652 km (0.105 R)
• M10: 7,704,141 km (0.109 R)
• M11: 9,355,851 km (0.117 R)
• M12: 10,235,935 km (0.061 R)
• M13: 10,931,565 km (0.068 R)
• M14: 11,170,174 km (0.119 R)
• M15: 17,918,085 km (0.064 R)
• M16: 18,166,866 km (0.065 R)
• M17: 21,990,887 km (0.112 R)
• M18: 22,756,978 km (0.086 R)
• M19: 24,545,719 km (0.045 R)
• M20: 25,683,860 km (0.109 R)
• M21: 26,000,260 km (0.114 R)
• M22: 28,739,097 km (0.069 R)
• M23: 32,640,759 km (0.118 R)
• M24: 36,084,652 km (0.063 R)
• M25: 39,763,264 km (0.087 R)
• M26: 42,349,960 km (0.087 R)
• M27: 50,119,475 km (0.11 R)
• M28: 56,800,965 km (0.081 R)
• M29: 62,137,271 km (0.095 R)
• M30: 63,473,629 km (0.053 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 696.3

Radius: 6

Gravity: 19.34 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 7.56 AU - 11.5 AU

Year: 20307 Days

Day: 20.2 Hours

Environment

Temp: -226 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 77,286,288 km

• M1: 74,949 km (0.111 R)
• M2: 340,485 km (0.118 R)
• M3: 571,464 km (0.111 R)
• M4: 789,727 km (0.113 R)
• M5: 989,740 km (0.094 R)
• M6: 1,645,577 km (0.088 R)
• M7: 2,511,000 km (0.114 R)
• M8: 4,179,017 km (0.108 R)
• M9: 4,869,411 km (0.108 R)
• M10: 7,252,206 km (0.109 R)
• M11: 7,492,460 km (0.077 R)
• M12: 9,900,836 km (0.086 R)
• M13: 10,993,948 km (0.089 R)
• M14: 12,232,618 km (0.076 R)
• M15: 13,203,059 km (0.105 R)
• M16: 16,503,487 km (0.117 R)
• M17: 16,752,269 km (0.097 R)
• M18: 18,034,771 km (0.098 R)
• M19: 18,387,373 km (0.095 R)
• M20: 19,473,304 km (0.064 R)
• M21: 20,986,636 km (0.086 R)
• M22: 21,971,290 km (0.087 R)
• M23: 24,567,262 km (0.036 R)
• M24: 27,129,723 km (0.12 R)
• M25: 28,061,269 km (0.064 R)
• M26: 29,987,940 km (0.092 R)
• M27: 31,744,668 km (0.102 R)
• M28: 34,506,694 km (0.09 R)
• M29: 37,424,750 km (0.098 R)
• M30: 42,335,898 km (0.113 R)
• M31: 46,165,903 km (0.119 R)
• M32: 52,871,777 km (0.109 R)
• M33: 61,184,033 km (0.113 R)
• M34: 62,180,355 km (0.04 R)
• M35: 69,028,945 km (0.063 R)
• M36: 76,363,430 km (0.087 R)
• M37: 76,593,511 km (0.109 R)
• M38: 77,054,871 km (0.05 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 524 - 18,143 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit