🌌 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: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 870.6

Radius: 14

Gravity: 4.44 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.42 AU - 0.62 AU

Year: 254 Days

Day: 11.3 Hours

Environment

Temp: -144 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 76,194,038 km

• M1: 175,179 km (0.12 R)
• M2: 842,535 km (0.101 R)
• M3: 1,392,607 km (0.084 R)
• M4: 2,310,240 km (0.083 R)
• M5: 2,919,402 km (0.104 R)
• M6: 3,426,689 km (0.092 R)
• M7: 4,248,879 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 903

Radius: 10.4

Gravity: 8.35 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.57 AU - 1.81 AU

Year: 1490 Days

Day: 5.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 76,194,038 km

• M1: 131,347 km (0.06 R)
• M2: 468,241 km (0.068 R)
• M3: 1,245,552 km (0.072 R)
• M4: 2,037,673 km (0.08 R)
• M5: 2,646,087 km (0.093 R)
• M6: 2,986,273 km (0.086 R)
• M7: 3,502,236 km (0.091 R)
• M8: 4,435,577 km (0.066 R)
• M9: 6,257,529 km (0.061 R)
• M10: 7,376,372 km (0.089 R)
• M11: 8,173,429 km (0.089 R)
• M12: 8,995,619 km (0.051 R)
• M13: 11,127,538 km (0.084 R)
• M14: 11,531,602 km (0.073 R)
• M15: 13,576,306 km (0.088 R)
• M16: 14,510,245 km (0.046 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 101.7

Radius: 12.6

Gravity: 0.64 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.95 AU - 2.47 AU

Year: 2228 Days

Day: 13.1 Hours

Environment

Temp: -213 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 76,194,038 km

• M1: 156,629 km (0.039 R)
• M2: 566,976 km (0.119 R)
• M3: 986,897 km (0.116 R)
• M4: 1,506,750 km (0.078 R)
• M5: 2,321,609 km (0.102 R)
• M6: 3,015,295 km (0.085 R)
• M7: 3,453,467 km (0.038 R)
• M8: 3,979,902 km (0.118 R)
• M9: 4,509,329 km (0.036 R)
• M10: 4,941,517 km (0.101 R)
• M11: 5,710,450 km (0.115 R)
• M12: 6,776,634 km (0.099 R)
• M13: 7,872,588 km (0.04 R)
• M14: 8,373,591 km (0.07 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 654.4

Radius: 12

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.73 AU - 2.69 AU

Year: 2228 Days

Day: 8.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 76,194,038 km

• M1: 149,299 km (0.095 R)
• M2: 530,923 km (0.091 R)
• M3: 1,300,454 km (0.058 R)
• M4: 2,173,059 km (0.116 R)
• M5: 2,667,031 km (0.066 R)
• M6: 3,105,951 km (0.065 R)
• M7: 4,170,190 km (0.093 R)
• M8: 4,679,870 km (0.053 R)
• M9: 5,299,953 km (0.104 R)
• M10: 5,800,358 km (0.099 R)
• M11: 6,923,988 km (0.09 R)
• M12: 7,820,528 km (0.1 R)
• M13: 10,272,437 km (0.055 R)
• M14: 11,014,742 km (0.054 R)
• M15: 11,832,144 km (0.1 R)
• M16: 13,675,938 km (0.027 R)
• M17: 15,849,296 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 963.6

Radius: 12.6

Gravity: 6.07 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 2.57 AU - 2.67 AU

Year: 2876 Days

Day: 7.6 Hours

Environment

Temp: -206 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 76,194,038 km

• M1: 156,779 km (0.111 R)
• M2: 717,771 km (0.063 R)
• M3: 1,830,180 km (0.117 R)
• M4: 2,232,898 km (0.088 R)
• M5: 2,759,782 km (0.117 R)
• M6: 3,656,770 km (0.073 R)
• M7: 5,537,515 km (0.056 R)
• M8: 6,749,108 km (0.048 R)
• M9: 7,274,196 km (0.106 R)
• M10: 7,994,211 km (0.117 R)
• M11: 8,406,503 km (0.072 R)
• M12: 10,160,987 km (0.114 R)
• M13: 10,893,717 km (0.109 R)
• M14: 11,315,882 km (0.101 R)
• M15: 13,304,786 km (0.042 R)
• M16: 14,737,036 km (0.089 R)
• M17: 15,149,627 km (0.109 R)
• M18: 15,890,435 km (0.096 R)
• M19: 16,655,030 km (0.114 R)
• M20: 17,789,880 km (0.028 R)
• M21: 18,199,030 km (0.08 R)
• M22: 20,276,645 km (0.053 R)
• M23: 20,916,625 km (0.073 R)
• M24: 21,768,734 km (0.071 R)
• M25: 22,304,594 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 183.2

Radius: 10

Gravity: 1.83 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 2.64 AU - 2.74 AU

Year: 2992 Days

Day: 9.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 76,194,038 km

• M1: 124,465 km (0.088 R)
• M2: 475,871 km (0.08 R)
• M3: 974,630 km (0.106 R)
• M4: 1,314,666 km (0.032 R)
• M5: 1,929,962 km (0.06 R)
• M6: 2,503,221 km (0.078 R)
• M7: 2,994,052 km (0.115 R)
• M8: 3,630,142 km (0.069 R)
• M9: 5,024,843 km (0.11 R)
• M10: 6,522,467 km (0.093 R)
• M11: 7,213,759 km (0.066 R)
• M12: 7,728,974 km (0.083 R)
• M13: 9,140,579 km (0.063 R)
• M14: 10,273,035 km (0.11 R)
• M15: 10,996,042 km (0.05 R)
• M16: 11,715,757 km (0.118 R)
• M17: 13,816,261 km (0.043 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 848.4

Radius: 4.6

Gravity: 40.09 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 7.2 AU - 10.6 AU

Year: 18008 Days

Day: 23.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 76,194,038 km

• M1: 57,446 km (0.061 R)
• M2: 216,917 km (0.073 R)
• M3: 387,010 km (0.068 R)
• M4: 547,079 km (0.101 R)
• M5: 732,581 km (0.071 R)
• M6: 1,334,563 km (0.102 R)
• M7: 1,555,818 km (0.091 R)
• M8: 1,746,555 km (0.102 R)
• M9: 2,238,732 km (0.048 R)
• M10: 2,646,835 km (0.107 R)
• M11: 2,868,689 km (0.11 R)
• M12: 3,156,515 km (0.095 R)
• M13: 4,538,949 km (0.05 R)
• M14: 4,713,979 km (0.094 R)
• M15: 5,738,425 km (0.095 R)
• M16: 7,276,440 km (0.106 R)
• M17: 9,746,600 km (0.047 R)
• M18: 12,932,886 km (0.105 R)
• M19: 13,143,519 km (0.064 R)
• M20: 14,157,194 km (0.107 R)
• M21: 14,456,091 km (0.1 R)
• M22: 19,829,497 km (0.111 R)
• M23: 22,447,460 km (0.085 R)
• M24: 25,616,541 km (0.06 R)
• M25: 27,307,446 km (0.085 R)
• M26: 28,951,377 km (0.112 R)
• M27: 31,539,270 km (0.094 R)
• M28: 32,824,166 km (0.12 R)
• M29: 39,332,422 km (0.089 R)
• M30: 43,277,318 km (0.066 R)
• M31: 43,748,850 km (0.066 R)
• M32: 44,542,168 km (0.116 R)
• M33: 44,702,088 km (0.085 R)
• M34: 47,145,619 km (0.04 R)
• M35: 53,010,903 km (0.118 R)
• M36: 67,207,891 km (0.102 R)
• M37: 69,545,208 km (0.109 R)
• M38: 74,381,408 km (0.101 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 328 - 17,935 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit