🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.15 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 771

Radius: 14.6

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.92 AU - 2.66 AU

Year: 2436 Days

Day: 11.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 44,826,652 km

• M1: 181,612 km (0.104 R)
• M2: 661,223 km (0.098 R)
• M3: 1,255,575 km (0.029 R)
• M4: 1,778,419 km (0.088 R)
• M5: 2,752,302 km (0.11 R)
• M6: 3,386,896 km (0.088 R)
• M7: 3,863,365 km (0.056 R)
• M8: 4,384,714 km (0.077 R)
• M9: 4,907,708 km (0.073 R)
• M10: 5,847,332 km (0.03 R)
• M11: 6,846,496 km (0.068 R)
• M12: 7,707,133 km (0.101 R)
• M13: 8,572,257 km (0.11 R)
• M14: 9,114,849 km (0.087 R)
• M15: 9,825,439 km (0.048 R)
• M16: 13,044,037 km (0.084 R)
• M17: 14,604,193 km (0.098 R)
• M18: 15,929,480 km (0.114 R)
• M19: 16,804,179 km (0.075 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 209.6

Radius: 11.6

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 2.55 AU - 3.83 AU

Year: 4005 Days

Day: 10.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 44,826,652 km

• M1: 144,512 km (0.042 R)
• M2: 858,991 km (0.066 R)
• M3: 1,905,578 km (0.11 R)
• M4: 2,480,333 km (0.114 R)
• M5: 2,869,736 km (0.086 R)
• M6: 4,455,025 km (0.118 R)
• M7: 4,858,340 km (0.12 R)
• M8: 5,426,064 km (0.072 R)
• M9: 6,063,202 km (0.117 R)
• M10: 6,533,089 km (0.066 R)
• M11: 6,915,162 km (0.099 R)
• M12: 8,340,530 km (0.078 R)
• M13: 10,795,581 km (0.106 R)
• M14: 13,130,953 km (0.113 R)
• M15: 14,189,508 km (0.092 R)
• M16: 16,475,812 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 147.3

Radius: 9.1

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 4.66 AU - 5.44 AU

Year: 7977 Days

Day: 6.9 Hours

Environment

Temp: -214 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 44,826,652 km

• M1: 115,190 km (0.079 R)
• M2: 607,966 km (0.074 R)
• M3: 1,045,839 km (0.103 R)
• M4: 1,987,258 km (0.07 R)
• M5: 5,371,012 km (0.118 R)
• M6: 6,231,798 km (0.071 R)
• M7: 6,588,739 km (0.053 R)
• M8: 7,946,938 km (0.072 R)
• M9: 10,076,464 km (0.094 R)
• M10: 12,006,875 km (0.097 R)
• M11: 15,806,511 km (0.069 R)
• M12: 16,584,570 km (0.068 R)
• M13: 17,681,122 km (0.071 R)
• M14: 18,702,427 km (0.072 R)
• M15: 23,325,300 km (0.12 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 243.6

Radius: 7.4

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 6.86 AU - 8.64 AU

Year: 15166 Days

Day: 16.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 95.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 44,826,652 km

• M1: 98,286 km (0.029 R)
• M2: 518,207 km (0.05 R)
• M3: 3,063,764 km (0.079 R)
• M4: 4,947,202 km (0.085 R)
• M5: 5,785,099 km (0.065 R)
• M6: 7,739,595 km (0.114 R)
• M7: 11,492,258 km (0.104 R)
• M8: 12,548,120 km (0.075 R)
• M9: 14,407,771 km (0.09 R)
• M10: 15,044,759 km (0.031 R)
• M11: 17,854,655 km (0.08 R)
• M12: 18,146,222 km (0.043 R)
• M13: 19,884,848 km (0.088 R)
• M14: 21,076,994 km (0.093 R)
• M15: 22,484,710 km (0.111 R)
• M16: 26,701,275 km (0.08 R)
• M17: 28,249,015 km (0.073 R)
• M18: 33,802,686 km (0.102 R)
• M19: 41,173,224 km (0.098 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 254 - 16,521 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit