🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 523.4

Radius: 12.4

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.52 AU - 0.74 AU

Year: 339 Days

Day: 12.4 Hours

Environment

Temp: -153 °C

Axial Tilt: 43.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 70,201,596 km

• M1: 154,385 km (0.112 R)
• M2: 563,984 km (0.115 R)
• M3: 1,006,644 km (0.069 R)
• M4: 1,494,782 km (0.09 R)
• M5: 2,400,597 km (0.07 R)
• M6: 2,793,591 km (0.057 R)
• M7: 3,575,688 km (0.088 R)
• M8: 4,266,830 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 207.7

Radius: 10.5

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.74 AU - 0.82 AU

Year: 467 Days

Day: 5.5 Hours

Environment

Temp: -158 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 70,201,596 km

• M1: 139,874 km (0.116 R)
• M2: 606,619 km (0.066 R)
• M3: 1,000,361 km (0.032 R)
• M4: 1,431,352 km (0.116 R)
• M5: 1,777,073 km (0.111 R)
• M6: 3,190,175 km (0.119 R)
• M7: 3,812,502 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 398.3

Radius: 10.5

Gravity: 3.61 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.05 AU - 1.29 AU

Year: 858 Days

Day: 5.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 70,201,596 km

• M1: 130,599 km (0.099 R)
• M2: 487,689 km (0.096 R)
• M3: 823,387 km (0.106 R)
• M4: 1,257,221 km (0.101 R)
• M5: 1,718,730 km (0.078 R)
• M6: 2,689,022 km (0.085 R)
• M7: 3,333,938 km (0.107 R)
• M8: 3,847,358 km (0.112 R)
• M9: 4,335,496 km (0.05 R)
• M10: 4,814,658 km (0.118 R)
• M11: 5,364,580 km (0.057 R)
• M12: 5,841,797 km (0.107 R)
• M13: 6,755,541 km (0.113 R)
• M14: 7,094,829 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 996

Radius: 14.6

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.37 AU - 2.15 AU

Year: 1584 Days

Day: 10.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 70,201,596 km

• M1: 181,612 km (0.09 R)
• M2: 658,829 km (0.041 R)
• M3: 1,202,468 km (0.073 R)
• M4: 1,887,028 km (0.118 R)
• M5: 2,683,487 km (0.093 R)
• M6: 3,263,328 km (0.115 R)
• M7: 4,167,049 km (0.052 R)
• M8: 4,971,436 km (0.118 R)
• M9: 6,626,886 km (0.114 R)
• M10: 8,750,727 km (0.113 R)
• M11: 9,231,535 km (0.103 R)
• M12: 9,696,036 km (0.084 R)
• M13: 10,493,393 km (0.107 R)
• M14: 12,219,154 km (0.101 R)
• M15: 14,214,640 km (0.05 R)
• M16: 14,925,828 km (0.106 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 806.4

Radius: 4

Gravity: 50.4 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 6.86 AU - 9.82 AU

Year: 16336 Days

Day: 21 Hours

Environment

Temp: -242 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 70,201,596 km

• M1: 50,265 km (0.055 R)
• M2: 400,473 km (0.065 R)
• M3: 690,245 km (0.052 R)
• M4: 892,202 km (0.086 R)
• M5: 1,415,196 km (0.049 R)
• M6: 1,656,647 km (0.098 R)
• M7: 2,326,995 km (0.087 R)
• M8: 4,406,106 km (0.106 R)
• M9: 5,247,145 km (0.077 R)
• M10: 7,379,663 km (0.118 R)
• M11: 8,252,567 km (0.061 R)
• M12: 8,506,883 km (0.039 R)
• M13: 9,743,908 km (0.066 R)
• M14: 10,375,959 km (0.12 R)
• M15: 13,386,317 km (0.088 R)
• M16: 14,094,214 km (0.108 R)
• M17: 14,457,437 km (0.114 R)
• M18: 14,604,492 km (0.054 R)
• M19: 16,527,423 km (0.116 R)
• M20: 18,182,275 km (0.117 R)
• M21: 21,624,671 km (0.118 R)
• M22: 26,342,988 km (0.064 R)
• M23: 32,578,078 km (0.059 R)
• M24: 35,431,358 km (0.117 R)
• M25: 40,452,311 km (0.068 R)
• M26: 41,777,749 km (0.087 R)
• M27: 44,204,974 km (0.063 R)
• M28: 49,338,126 km (0.057 R)
• M29: 54,676,077 km (0.096 R)
• M30: 56,659,146 km (0.105 R)
• M31: 60,386,377 km (0.078 R)
• M32: 69,154,608 km (0.111 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: 543 - 19,174 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit