🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 267.6

Radius: 9.9

Gravity: 2.73 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.57 AU - 0.85 AU

Year: 406 Days

Day: 5.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 45 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 24,992,843 km

• M1: 123,269 km (0.066 R)
• M2: 674,686 km (0.065 R)
• M3: 1,056,909 km (0.042 R)
• M4: 1,730,249 km (0.113 R)
• M5: 2,057,719 km (0.026 R)
• M6: 2,369,181 km (0.035 R)
• M7: 2,775,788 km (0.066 R)
• M8: 3,619,670 km (0.064 R)
• M9: 3,983,043 km (0.09 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 254.3

Radius: 14.6

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.72 AU - 0.86 AU

Year: 476 Days

Day: 12.7 Hours

Environment

Temp: -155 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 24,992,843 km

• M1: 181,612 km (0.099 R)
• M2: 771,626 km (0.097 R)
• M3: 1,242,261 km (0.104 R)
• M4: 1,789,789 km (0.053 R)
• M5: 2,533,590 km (0.08 R)
• M6: 3,223,834 km (0.095 R)
• M7: 4,397,280 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 73.9

Radius: 8.8

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 2.08 AU - 2.96 AU

Year: 2713 Days

Day: 5.8 Hours

Environment

Temp: -213 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 24,992,843 km

• M1: 121,324 km (0.115 R)
• M2: 446,101 km (0.116 R)
• M3: 770,579 km (0.106 R)
• M4: 1,393,205 km (0.111 R)
• M5: 1,725,611 km (0.108 R)
• M6: 2,061,010 km (0.072 R)
• M7: 2,462,082 km (0.115 R)
• M8: 3,148,138 km (0.07 R)
• M9: 3,772,110 km (0.111 R)
• M10: 4,325,323 km (0.107 R)
• M11: 4,700,215 km (0.096 R)
• M12: 5,041,149 km (0.063 R)
• M13: 5,379,539 km (0.071 R)
• M14: 5,672,901 km (0.075 R)
• M15: 9,366,323 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 723.6

Radius: 10.2

Gravity: 6.96 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 2.3 AU - 2.82 AU

Year: 2778 Days

Day: 12.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 44.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 24,992,843 km

• M1: 127,607 km (0.082 R)
• M2: 485,744 km (0.093 R)
• M3: 1,342,790 km (0.106 R)
• M4: 1,839,007 km (0.08 R)
• M5: 2,527,606 km (0.09 R)
• M6: 4,074,597 km (0.098 R)
• M7: 4,434,530 km (0.111 R)
• M8: 5,391,208 km (0.1 R)
• M9: 6,119,899 km (0.098 R)
• M10: 7,427,085 km (0.096 R)
• M11: 7,773,105 km (0.084 R)
• M12: 8,876,689 km (0.117 R)
• M13: 9,484,355 km (0.102 R)
• M14: 10,081,550 km (0.084 R)
• M15: 11,064,558 km (0.108 R)
• M16: 11,600,268 km (0.069 R)
• M17: 14,204,318 km (0.08 R)
• M18: 15,136,013 km (0.109 R)
• M19: 16,476,261 km (0.063 R)
• M20: 18,119,145 km (0.12 R)
• M21: 18,460,527 km (0.062 R)
• M22: 20,353,538 km (0.063 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 405.5

Radius: 11.7

Gravity: 2.96 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 2.73 AU - 3.37 AU

Year: 3613 Days

Day: 9.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 24,992,843 km

• M1: 150,346 km (0.059 R)
• M2: 665,860 km (0.114 R)
• M3: 1,583,793 km (0.1 R)
• M4: 3,840,477 km (0.038 R)
• M5: 4,287,475 km (0.102 R)
• M6: 4,999,860 km (0.115 R)
• M7: 5,434,292 km (0.074 R)
• M8: 11,486,125 km (0.099 R)
• M9: 14,291,234 km (0.09 R)
• M10: 18,817,617 km (0.08 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 984.2

Radius: 9.1

Gravity: 11.89 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 3.95 AU - 4.05 AU

Year: 5426 Days

Day: 12.9 Hours

Environment

Temp: -228 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 24,992,843 km

• M1: 113,246 km (0.112 R)
• M2: 555,307 km (0.07 R)
• M3: 908,957 km (0.111 R)
• M4: 1,772,735 km (0.105 R)
• M5: 2,176,051 km (0.107 R)
• M6: 3,210,520 km (0.073 R)
• M7: 3,696,414 km (0.097 R)
• M8: 4,230,628 km (0.102 R)
• M9: 4,569,916 km (0.117 R)
• M10: 4,899,181 km (0.117 R)
• M11: 5,185,810 km (0.109 R)
• M12: 5,667,665 km (0.12 R)
• M13: 8,456,618 km (0.084 R)
• M14: 8,786,481 km (0.062 R)
• M15: 9,082,087 km (0.089 R)
• M16: 9,560,052 km (0.076 R)
• M17: 10,425,326 km (0.114 R)
• M18: 11,591,741 km (0.074 R)
• M19: 12,311,007 km (0.081 R)
• M20: 13,838,701 km (0.086 R)
• M21: 14,239,473 km (0.034 R)
• M22: 14,825,598 km (0.119 R)
• M23: 17,797,958 km (0.108 R)
• M24: 19,246,065 km (0.091 R)
• M25: 19,962,489 km (0.075 R)
• M26: 23,007,405 km (0.048 R)
• M27: 23,651,573 km (0.092 R)
• M28: 25,060,187 km (0.094 R)
• M29: 26,174,541 km (0.1 R)
• M30: 29,151,090 km (0.056 R)
• M31: 30,672,351 km (0.08 R)
• M32: 32,748,470 km (0.089 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 508.7

Radius: 8.8

Gravity: 6.57 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 4.65 AU - 5.03 AU

Year: 7222 Days

Day: 5 Hours

Environment

Temp: -215 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 24,992,843 km

• M1: 113,844 km (0.118 R)
• M2: 465,399 km (0.117 R)
• M3: 825,930 km (0.062 R)
• M4: 1,283,251 km (0.107 R)
• M5: 1,931,608 km (0.073 R)
• M6: 2,239,779 km (0.072 R)
• M7: 2,671,668 km (0.088 R)
• M8: 3,016,192 km (0.051 R)
• M9: 3,433,870 km (0.089 R)
• M10: 4,784,439 km (0.092 R)
• M11: 5,810,232 km (0.101 R)
• M12: 10,632,369 km (0.108 R)
• M13: 11,207,124 km (0.1 R)
• M14: 11,701,695 km (0.106 R)
• M15: 12,523,287 km (0.108 R)
• M16: 13,273,221 km (0.107 R)
• M17: 13,827,032 km (0.118 R)
• M18: 15,399,455 km (0.086 R)
• M19: 16,575,145 km (0.057 R)
• M20: 19,525,813 km (0.086 R)
• M21: 21,575,753 km (0.086 R)
• M22: 21,956,330 km (0.068 R)
• M23: 25,841,387 km (0.114 R)
• M24: 27,232,048 km (0.089 R)
• M25: 30,161,773 km (0.099 R)
• M26: 30,446,757 km (0.088 R)
• M27: 30,829,578 km (0.08 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 92.2

Radius: 9.5

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 4.99 AU - 4.99 AU

Year: 7560 Days

Day: 11.6 Hours

Environment

Temp: -215 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 24,992,843 km

• M1: 118,482 km (0.093 R)
• M2: 539,600 km (0.117 R)
• M3: 886,966 km (0.057 R)
• M4: 1,940,584 km (0.086 R)
• M5: 2,502,623 km (0.094 R)
• M6: 2,854,477 km (0.072 R)
• M7: 4,855,797 km (0.073 R)
• M8: 5,998,276 km (0.1 R)
• M9: 7,495,751 km (0.067 R)
• M10: 8,806,378 km (0.117 R)
• M11: 12,131,191 km (0.09 R)
• M12: 16,211,622 km (0.054 R)
• M13: 17,114,445 km (0.115 R)
• M14: 17,771,479 km (0.108 R)
• M15: 18,731,149 km (0.107 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 995

Radius: 4.4

Gravity: 51.39 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 6.09 AU - 8.75 AU

Year: 13709 Days

Day: 17.5 Hours

Environment

Temp: -233 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 24,992,843 km

• M1: 54,753 km (0.074 R)
• M2: 219,460 km (0.113 R)
• M3: 458,218 km (0.078 R)
• M4: 748,139 km (0.063 R)
• M5: 890,556 km (0.096 R)
• M6: 2,708,769 km (0.087 R)
• M7: 3,309,554 km (0.111 R)
• M8: 3,472,765 km (0.102 R)
• M9: 3,904,355 km (0.064 R)
• M10: 5,265,845 km (0.085 R)
• M11: 6,485,367 km (0.12 R)
• M12: 6,741,329 km (0.116 R)
• M13: 7,785,821 km (0.077 R)
• M14: 8,624,018 km (0.099 R)
• M15: 9,907,418 km (0.116 R)
• M16: 10,653,313 km (0.087 R)
• M17: 11,809,555 km (0.034 R)
• M18: 12,912,989 km (0.1 R)
• M19: 15,173,114 km (0.098 R)
• M20: 16,317,986 km (0.119 R)
• M21: 16,632,740 km (0.12 R)
• M22: 16,871,498 km (0.09 R)
• M23: 17,031,867 km (0.114 R)
• M24: 18,267,695 km (0.098 R)
• M25: 24,934,225 km (0.094 R)
• M26: 25,142,316 km (0.091 R)
• M27: 27,399,000 km (0.076 R)
• M28: 28,519,488 km (0.071 R)
• M29: 29,670,194 km (0.078 R)
• M30: 35,495,236 km (0.059 R)
• M31: 37,095,784 km (0.08 R)
• M32: 44,895,967 km (0.11 R)
• M33: 45,049,903 km (0.102 R)
• M34: 45,824,820 km (0.109 R)
• M35: 63,828,026 km (0.089 R)
• M36: 66,989,926 km (0.071 R)

Planet 10 - Ice Giant

Semi-Major Axis: 7.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 45.7

Radius: 5.2

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 6.86 AU - 8.6 AU

Year: 14577 Days

Day: 21.8 Hours

Environment

Temp: -233 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 24,992,843 km

• M1: 65,524 km (0.107 R)
• M2: 507,885 km (0.077 R)
• M3: 1,951,355 km (0.105 R)
• M4: 2,908,631 km (0.102 R)
• M5: 3,218,299 km (0.116 R)
• M6: 3,430,130 km (0.045 R)
• M7: 4,656,982 km (0.078 R)
• M8: 6,150,716 km (0.084 R)
• M9: 6,599,510 km (0.11 R)
• M10: 7,461,942 km (0.086 R)
• M11: 13,910,059 km (0.079 R)
• M12: 20,703,597 km (0.091 R)
• M13: 21,168,697 km (0.077 R)
• M14: 22,326,884 km (0.109 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 540 - 16,460 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit