🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 801.1

Radius: 10.5

Gravity: 7.27 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.7 AU - 0.9 AU

Year: 469 Days

Day: 11.5 Hours

Environment

Temp: -149 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 38,455,994 km

• M1: 130,599 km (0.09 R)
• M2: 530,624 km (0.069 R)
• M3: 1,051,972 km (0.113 R)
• M4: 1,473,689 km (0.028 R)
• M5: 1,957,189 km (0.073 R)
• M6: 2,377,858 km (0.102 R)
• M7: 2,740,633 km (0.092 R)
• M8: 3,379,117 km (0.089 R)
• M9: 4,142,215 km (0.115 R)
• M10: 4,920,573 km (0.112 R)
• M11: 5,583,441 km (0.058 R)
• M12: 6,063,650 km (0.044 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 402.1

Radius: 9.4

Gravity: 4.55 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.93 AU - 1.47 AU

Year: 862 Days

Day: 11.4 Hours

Environment

Temp: -168 °C

Axial Tilt: 161.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 38,455,994 km

• M1: 116,986 km (0.104 R)
• M2: 439,369 km (0.11 R)
• M3: 933,491 km (0.062 R)
• M4: 1,523,505 km (0.111 R)
• M5: 2,092,725 km (0.12 R)
• M6: 2,479,585 km (0.075 R)
• M7: 2,937,653 km (0.115 R)
• M8: 3,612,489 km (0.092 R)
• M9: 4,434,230 km (0.104 R)
• M10: 5,094,107 km (0.085 R)
• M11: 5,393,602 km (0.113 R)
• M12: 5,989,749 km (0.099 R)
• M13: 6,922,941 km (0.077 R)
• M14: 7,764,429 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 887.1

Radius: 13

Gravity: 5.25 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.35 AU - 2.23 AU

Year: 1571 Days

Day: 12.2 Hours

Environment

Temp: -184 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 38,455,994 km

• M1: 165,306 km (0.093 R)
• M2: 588,668 km (0.049 R)
• M3: 1,117,646 km (0.078 R)
• M4: 1,784,852 km (0.109 R)
• M5: 2,229,457 km (0.119 R)
• M6: 3,159,357 km (0.102 R)
• M7: 4,508,281 km (0.104 R)
• M8: 5,192,392 km (0.117 R)
• M9: 5,920,785 km (0.117 R)
• M10: 6,952,711 km (0.099 R)
• M11: 7,695,314 km (0.104 R)
• M12: 9,667,912 km (0.09 R)
• M13: 10,807,549 km (0.116 R)
• M14: 11,540,578 km (0.084 R)
• M15: 12,112,042 km (0.119 R)
• M16: 13,602,486 km (0.078 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 105.3

Radius: 12.3

Gravity: 0.7 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.54 AU - 2.28 AU

Year: 1732 Days

Day: 11.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 38,455,994 km

• M1: 153,039 km (0.089 R)
• M2: 582,235 km (0.114 R)
• M3: 1,018,313 km (0.11 R)
• M4: 1,826,141 km (0.115 R)
• M5: 2,591,484 km (0.05 R)
• M6: 3,097,723 km (0.064 R)
• M7: 4,040,040 km (0.118 R)
• M8: 5,412,601 km (0.114 R)
• M9: 6,029,692 km (0.105 R)
• M10: 7,449,675 km (0.071 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 925.4

Radius: 10

Gravity: 9.25 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 2.39 AU - 2.71 AU

Year: 2671 Days

Day: 5.7 Hours

Environment

Temp: -208 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 38,455,994 km

• M1: 124,465 km (0.092 R)
• M2: 474,076 km (0.089 R)
• M3: 1,093,860 km (0.055 R)
• M4: 1,512,584 km (0.042 R)
• M5: 1,935,647 km (0.082 R)
• M6: 2,727,020 km (0.047 R)
• M7: 3,642,559 km (0.111 R)
• M8: 4,278,948 km (0.075 R)
• M9: 4,821,240 km (0.091 R)
• M10: 5,207,801 km (0.073 R)
• M11: 5,720,024 km (0.063 R)
• M12: 6,464,573 km (0.096 R)
• M13: 7,652,380 km (0.107 R)
• M14: 8,418,022 km (0.076 R)
• M15: 9,717,728 km (0.081 R)
• M16: 10,495,188 km (0.07 R)
• M17: 10,981,232 km (0.109 R)
• M18: 13,592,762 km (0.091 R)
• M19: 14,966,519 km (0.113 R)
• M20: 16,002,783 km (0.107 R)
• M21: 18,567,041 km (0.091 R)
• M22: 20,317,635 km (0.104 R)
• M23: 21,587,272 km (0.047 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 991.6

Radius: 8.3

Gravity: 14.39 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 2.4 AU - 2.94 AU

Year: 2862 Days

Day: 5 Hours

Environment

Temp: -205 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 38,455,994 km

• M1: 103,223 km (0.044 R)
• M2: 564,732 km (0.104 R)
• M3: 878,738 km (0.115 R)
• M4: 1,197,082 km (0.097 R)
• M5: 1,559,109 km (0.025 R)
• M6: 1,954,347 km (0.12 R)
• M7: 2,282,714 km (0.071 R)
• M8: 3,324,364 km (0.04 R)
• M9: 4,331,906 km (0.075 R)
• M10: 4,845,325 km (0.042 R)
• M11: 6,453,203 km (0.089 R)
• M12: 6,966,922 km (0.116 R)
• M13: 7,872,438 km (0.085 R)
• M14: 8,601,429 km (0.034 R)
• M15: 8,890,751 km (0.114 R)
• M16: 10,599,608 km (0.034 R)
• M17: 11,186,630 km (0.074 R)
• M18: 12,609,305 km (0.098 R)
• M19: 13,557,606 km (0.115 R)
• M20: 14,148,817 km (0.101 R)
• M21: 15,172,515 km (0.065 R)
• M22: 16,911,740 km (0.101 R)
• M23: 19,329,092 km (0.111 R)
• M24: 21,767,089 km (0.116 R)
• M25: 22,169,956 km (0.06 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 866.9

Radius: 10.8

Gravity: 7.43 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 3.5 AU - 5.62 AU

Year: 6388 Days

Day: 10.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 38,455,994 km

• M1: 134,339 km (0.115 R)
• M2: 499,507 km (0.108 R)
• M3: 922,570 km (0.099 R)
• M4: 1,707,959 km (0.081 R)
• M5: 2,107,086 km (0.113 R)
• M6: 2,586,846 km (0.086 R)
• M7: 3,987,382 km (0.11 R)
• M8: 5,187,905 km (0.108 R)
• M9: 5,711,348 km (0.092 R)
• M10: 6,135,158 km (0.038 R)
• M11: 8,329,310 km (0.085 R)
• M12: 10,853,924 km (0.073 R)
• M13: 13,278,606 km (0.078 R)
• M14: 14,083,144 km (0.11 R)
• M15: 15,600,365 km (0.103 R)
• M16: 16,692,430 km (0.119 R)
• M17: 18,956,743 km (0.101 R)
• M18: 19,535,088 km (0.097 R)
• M19: 21,496,466 km (0.102 R)
• M20: 23,585,600 km (0.085 R)
• M21: 24,002,380 km (0.09 R)
• M22: 28,822,423 km (0.083 R)
• M23: 31,058,164 km (0.075 R)
• M24: 33,302,580 km (0.074 R)
• M25: 34,678,582 km (0.072 R)
• M26: 35,109,423 km (0.112 R)
• M27: 37,092,942 km (0.114 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: 209 - 11,656 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit