🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 287.6

Radius: 10.3

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.72 AU - 1.14 AU

Year: 588 Days

Day: 10.8 Hours

Environment

Temp: -146 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 15,035,250 km

• M1: 137,480 km (0.083 R)
• M2: 573,558 km (0.106 R)
• M3: 962,812 km (0.119 R)
• M4: 1,284,747 km (0.104 R)
• M5: 1,652,159 km (0.109 R)
• M6: 2,098,559 km (0.058 R)
• M7: 2,482,876 km (0.119 R)
• M8: 2,852,532 km (0.12 R)
• M9: 3,631,040 km (0.077 R)
• M10: 4,096,738 km (0.094 R)
• M11: 4,517,257 km (0.084 R)
• M12: 5,225,304 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 242.8

Radius: 9

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.88 AU - 1.38 AU

Year: 788 Days

Day: 12.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 15,035,250 km

• M1: 111,899 km (0.104 R)
• M2: 442,660 km (0.045 R)
• M3: 743,651 km (0.113 R)
• M4: 1,039,107 km (0.103 R)
• M5: 1,344,137 km (0.113 R)
• M6: 1,848,431 km (0.086 R)
• M7: 2,426,029 km (0.037 R)
• M8: 3,006,468 km (0.047 R)
• M9: 3,378,070 km (0.091 R)
• M10: 3,793,204 km (0.085 R)
• M11: 4,472,378 km (0.054 R)
• M12: 4,817,949 km (0.073 R)
• M13: 5,328,676 km (0.103 R)
• M14: 5,665,870 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 519.4

Radius: 9.5

Gravity: 5.76 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.15 AU - 1.51 AU

Year: 1006 Days

Day: 6.8 Hours

Environment

Temp: -179 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 15,035,250 km

• M1: 118,332 km (0.111 R)
• M2: 865,723 km (0.071 R)
• M3: 1,176,886 km (0.102 R)
• M4: 1,477,129 km (0.067 R)
• M5: 1,911,861 km (0.1 R)
• M6: 2,554,533 km (0.052 R)
• M7: 3,080,220 km (0.112 R)
• M8: 3,545,619 km (0.077 R)
• M9: 4,168,844 km (0.03 R)
• M10: 6,140,693 km (0.117 R)
• M11: 9,344,182 km (0.074 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 999.9

Radius: 10

Gravity: 10 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.28 AU - 2.12 AU

Year: 1454 Days

Day: 6.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 15,035,250 km

• M1: 124,765 km (0.086 R)
• M2: 507,137 km (0.106 R)
• M3: 861,385 km (0.118 R)
• M4: 2,281,966 km (0.068 R)
• M5: 3,345,158 km (0.098 R)
• M6: 4,314,552 km (0.092 R)
• M7: 5,393,751 km (0.037 R)
• M8: 6,389,774 km (0.082 R)
• M9: 6,799,971 km (0.106 R)
• M10: 8,345,766 km (0.098 R)
• M11: 9,120,833 km (0.057 R)
• M12: 10,113,564 km (0.064 R)
• M13: 10,565,350 km (0.059 R)
• M14: 11,250,059 km (0.078 R)
• M15: 11,925,643 km (0.059 R)
• M16: 13,817,458 km (0.047 R)
• M17: 14,287,644 km (0.1 R)
• M18: 14,901,444 km (0.084 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 222 - 14,075 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit