🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 897.3

Radius: 8.9

Gravity: 11.33 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.71 AU - 0.75 AU

Year: 409 Days

Day: 10.3 Hours

Environment

Temp: -148 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 62,908,478 km

• M1: 110,702 km (0.109 R)
• M2: 454,329 km (0.096 R)
• M3: 774,618 km (0.075 R)
• M4: 1,100,891 km (0.05 R)
• M5: 1,684,322 km (0.092 R)
• M6: 2,299,918 km (0.105 R)
• M7: 2,968,919 km (0.111 R)
• M8: 3,349,347 km (0.088 R)
• M9: 3,633,583 km (0.079 R)
• M10: 3,974,217 km (0.093 R)
• M11: 4,811,965 km (0.102 R)
• M12: 5,110,562 km (0.059 R)
• M13: 5,885,330 km (0.089 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 766.2

Radius: 9.9

Gravity: 7.82 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.73 AU - 0.81 AU

Year: 443 Days

Day: 6.9 Hours

Environment

Temp: -142 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 62,908,478 km

• M1: 123,119 km (0.084 R)
• M2: 435,031 km (0.084 R)
• M3: 753,375 km (0.085 R)
• M4: 1,219,073 km (0.062 R)
• M5: 1,785,301 km (0.05 R)
• M6: 2,245,464 km (0.109 R)
• M7: 2,773,096 km (0.07 R)
• M8: 3,528,415 km (0.094 R)
• M9: 4,229,581 km (0.089 R)
• M10: 5,715,686 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 358.3

Radius: 11.8

Gravity: 2.57 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.91 AU - 2.57 AU

Year: 2199 Days

Day: 12.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 62,908,478 km

• M1: 146,756 km (0.11 R)
• M2: 569,669 km (0.112 R)
• M3: 1,292,974 km (0.115 R)
• M4: 1,677,142 km (0.067 R)
• M5: 2,138,801 km (0.113 R)
• M6: 3,154,421 km (0.049 R)
• M7: 4,204,897 km (0.098 R)
• M8: 5,344,085 km (0.095 R)
• M9: 7,090,640 km (0.085 R)
• M10: 7,712,518 km (0.025 R)
• M11: 8,224,442 km (0.116 R)
• M12: 8,789,174 km (0.051 R)
• M13: 9,733,436 km (0.082 R)
• M14: 11,060,668 km (0.115 R)
• M15: 11,935,367 km (0.119 R)
• M16: 12,973,726 km (0.117 R)
• M17: 13,576,156 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 23

Radius: 14.9

Gravity: 0.1 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 2.1 AU - 2.92 AU

Year: 2609 Days

Day: 13.4 Hours

Environment

Temp: -196 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 62,908,478 km

• M1: 185,352 km (0.062 R)
• M2: 955,930 km (0.051 R)
• M3: 1,799,214 km (0.113 R)
• M4: 2,843,706 km (0.065 R)
• M5: 3,961,950 km (0.085 R)
• M6: 5,623,982 km (0.051 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 679.6

Radius: 6.1

Gravity: 18.26 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 7.09 AU - 9.09 AU

Year: 15095 Days

Day: 22.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 62,908,478 km

• M1: 75,846 km (0.036 R)
• M2: 328,367 km (0.102 R)
• M3: 735,872 km (0.064 R)
• M4: 1,193,043 km (0.033 R)
• M5: 1,738,626 km (0.094 R)
• M6: 2,058,467 km (0.09 R)
• M7: 5,575,513 km (0.07 R)
• M8: 6,072,926 km (0.091 R)
• M9: 7,199,846 km (0.119 R)
• M10: 8,459,760 km (0.094 R)
• M11: 10,024,853 km (0.1 R)
• M12: 10,933,809 km (0.119 R)
• M13: 11,712,017 km (0.111 R)
• M14: 13,244,647 km (0.108 R)
• M15: 13,647,664 km (0.065 R)
• M16: 23,822,414 km (0.03 R)
• M17: 24,518,792 km (0.096 R)
• M18: 30,007,986 km (0.077 R)
• M19: 33,220,900 km (0.093 R)
• M20: 33,715,620 km (0.1 R)
• M21: 34,340,939 km (0.106 R)
• M22: 35,101,345 km (0.046 R)
• M23: 38,662,971 km (0.044 R)
• M24: 40,883,303 km (0.106 R)
• M25: 48,684,533 km (0.055 R)
• M26: 49,483,086 km (0.064 R)
• M27: 50,778,903 km (0.116 R)
• M28: 53,100,811 km (0.108 R)
• M29: 55,840,098 km (0.066 R)
• M30: 58,312,801 km (0.099 R)
• M31: 58,852,102 km (0.031 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 560 - 13,325 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit