🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 186.1

Radius: 9.7

Gravity: 1.98 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.63 AU - 1.01 AU

Year: 487 Days

Day: 10.8 Hours

Environment

Temp: -152 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 45,998,363 km

• M1: 120,725 km (0.104 R)
• M2: 435,779 km (0.116 R)
• M3: 873,053 km (0.113 R)
• M4: 1,194,389 km (0.089 R)
• M5: 1,776,176 km (0.104 R)
• M6: 2,140,596 km (0.085 R)
• M7: 2,749,609 km (0.108 R)
• M8: 3,090,542 km (0.061 R)
• M9: 3,448,979 km (0.091 R)
• M10: 3,869,648 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 208.1

Radius: 10.9

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.2 AU - 1.68 AU

Year: 1134 Days

Day: 11.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 45,998,363 km

• M1: 135,536 km (0.056 R)
• M2: 529,576 km (0.04 R)
• M3: 876,045 km (0.091 R)
• M4: 1,283,251 km (0.118 R)
• M5: 1,673,252 km (0.106 R)
• M6: 2,344,797 km (0.116 R)
• M7: 2,788,355 km (0.119 R)
• M8: 3,163,397 km (0.101 R)
• M9: 3,639,267 km (0.049 R)
• M10: 4,591,607 km (0.117 R)
• M11: 4,949,296 km (0.111 R)
• M12: 5,593,016 km (0.048 R)
• M13: 6,570,937 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 111.9

Radius: 14.8

Gravity: 0.51 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.47 AU - 1.95 AU

Year: 1467 Days

Day: 13.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 45,998,363 km

• M1: 185,053 km (0.113 R)
• M2: 666,608 km (0.096 R)
• M3: 1,278,015 km (0.087 R)
• M4: 2,417,801 km (0.117 R)
• M5: 2,936,307 km (0.105 R)
• M6: 3,931,582 km (0.075 R)
• M7: 5,432,347 km (0.097 R)
• M8: 6,410,568 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 848.8

Radius: 8.9

Gravity: 10.72 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 3.11 AU - 3.45 AU

Year: 3897 Days

Day: 13 Hours

Environment

Temp: -211 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 45,998,363 km

• M1: 128,056 km (0.109 R)
• M2: 422,315 km (0.048 R)
• M3: 886,816 km (0.071 R)
• M4: 1,314,068 km (0.096 R)
• M5: 1,708,557 km (0.086 R)
• M6: 2,347,041 km (0.072 R)
• M7: 2,636,962 km (0.117 R)
• M8: 3,212,465 km (0.105 R)
• M9: 3,550,855 km (0.038 R)
• M10: 4,514,864 km (0.029 R)
• M11: 4,838,145 km (0.103 R)
• M12: 5,123,877 km (0.078 R)
• M13: 5,531,531 km (0.072 R)
• M14: 7,248,466 km (0.119 R)
• M15: 9,176,034 km (0.117 R)
• M16: 9,902,033 km (0.036 R)
• M17: 10,973,153 km (0.105 R)
• M18: 12,358,280 km (0.106 R)
• M19: 12,648,650 km (0.112 R)
• M20: 13,496,421 km (0.06 R)
• M21: 14,328,484 km (0.112 R)
• M22: 15,527,810 km (0.051 R)
• M23: 16,792,810 km (0.064 R)
• M24: 17,089,612 km (0.115 R)
• M25: 19,331,486 km (0.053 R)
• M26: 26,095,853 km (0.117 R)
• M27: 26,735,383 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 67.9

Radius: 14.7

Gravity: 0.31 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 4.24 AU - 4.76 AU

Year: 6262 Days

Day: 8 Hours

Environment

Temp: -209 °C

Axial Tilt: 47.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 45,998,363 km

• M1: 183,407 km (0.119 R)
• M2: 871,108 km (0.102 R)
• M3: 1,655,600 km (0.082 R)
• M4: 2,440,240 km (0.109 R)
• M5: 4,989,837 km (0.111 R)
• M6: 5,856,308 km (0.074 R)
• M7: 7,314,139 km (0.079 R)
• M8: 7,948,883 km (0.108 R)
• M9: 11,692,570 km (0.07 R)
• M10: 12,441,157 km (0.09 R)
• M11: 13,517,364 km (0.093 R)
• M12: 15,385,842 km (0.042 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 559.9

Radius: 7.8

Gravity: 9.2 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 6.23 AU - 6.39 AU

Year: 10398 Days

Day: 22.4 Hours

Environment

Temp: -220 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 45,998,363 km

• M1: 96,939 km (0.108 R)
• M2: 426,952 km (0.078 R)
• M3: 805,585 km (0.037 R)
• M4: 1,348,774 km (0.091 R)
• M5: 1,746,555 km (0.099 R)
• M6: 2,031,539 km (0.098 R)
• M7: 2,655,661 km (0.082 R)
• M8: 3,473,513 km (0.089 R)
• M9: 4,506,785 km (0.116 R)
• M10: 4,771,873 km (0.099 R)
• M11: 5,333,613 km (0.03 R)
• M12: 5,973,443 km (0.08 R)
• M13: 7,205,082 km (0.104 R)
• M14: 7,527,466 km (0.092 R)
• M15: 8,158,021 km (0.096 R)
• M16: 8,419,967 km (0.12 R)
• M17: 8,960,613 km (0.119 R)
• M18: 9,428,705 km (0.09 R)
• M19: 10,826,248 km (0.065 R)
• M20: 11,196,204 km (0.115 R)
• M21: 13,173,888 km (0.057 R)
• M22: 14,088,679 km (0.038 R)
• M23: 15,110,582 km (0.087 R)
• M24: 17,016,309 km (0.12 R)
• M25: 18,697,340 km (0.112 R)
• M26: 19,461,636 km (0.093 R)
• M27: 20,167,139 km (0.066 R)
• M28: 20,646,900 km (0.068 R)
• M29: 23,160,593 km (0.096 R)
• M30: 26,820,056 km (0.105 R)
• M31: 33,670,741 km (0.049 R)
• M32: 38,100,334 km (0.085 R)
• M33: 40,961,991 km (0.05 R)
• M34: 45,041,226 km (0.068 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: 469 - 15,531 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit