🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.95 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 295.3

Radius: 8.3

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.45 AU - 2.35 AU

Year: 1776 Days

Day: 12.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 38,941,938 km

• M1: 105,167 km (0.068 R)
• M2: 564,732 km (0.083 R)
• M3: 1,075,758 km (0.059 R)
• M4: 1,357,152 km (0.101 R)
• M5: 1,948,811 km (0.088 R)
• M6: 3,392,880 km (0.079 R)
• M7: 4,478,063 km (0.095 R)
• M8: 5,630,265 km (0.075 R)
• M9: 5,908,667 km (0.112 R)
• M10: 6,493,296 km (0.112 R)
• M11: 7,569,951 km (0.115 R)
• M12: 7,883,209 km (0.062 R)
• M13: 8,789,473 km (0.051 R)
• M14: 10,166,522 km (0.094 R)
• M15: 11,138,758 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 806.8

Radius: 10.3

Gravity: 7.6 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 2.35 AU - 3.41 AU

Year: 3315 Days

Day: 8.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 38,941,938 km

• M1: 128,205 km (0.102 R)
• M2: 839,693 km (0.074 R)
• M3: 1,359,695 km (0.114 R)
• M4: 1,839,455 km (0.103 R)
• M5: 2,385,039 km (0.042 R)
• M6: 4,032,261 km (0.062 R)
• M7: 4,409,248 km (0.102 R)
• M8: 5,157,387 km (0.079 R)
• M9: 5,575,513 km (0.063 R)
• M10: 6,187,518 km (0.032 R)
• M11: 7,414,519 km (0.114 R)
• M12: 8,365,214 km (0.098 R)
• M13: 11,095,973 km (0.096 R)
• M14: 12,898,029 km (0.112 R)
• M15: 14,270,440 km (0.072 R)
• M16: 16,174,821 km (0.077 R)
• M17: 17,016,309 km (0.117 R)
• M18: 19,465,226 km (0.074 R)
• M19: 20,546,370 km (0.117 R)
• M20: 21,266,833 km (0.039 R)
• M21: 21,734,177 km (0.104 R)
• M22: 23,459,040 km (0.085 R)
• M23: 23,814,784 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 300.5

Radius: 9.6

Gravity: 3.26 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 4.05 AU - 4.05 AU

Year: 5528 Days

Day: 12.4 Hours

Environment

Temp: -225 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 38,941,938 km

• M1: 119,828 km (0.119 R)
• M2: 996,771 km (0.084 R)
• M3: 1,365,978 km (0.083 R)
• M4: 1,670,111 km (0.05 R)
• M5: 3,434,618 km (0.088 R)
• M6: 10,173,254 km (0.117 R)
• M7: 12,110,097 km (0.077 R)
• M8: 20,984,243 km (0.067 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 815

Radius: 14.9

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 4.11 AU - 5.11 AU

Year: 6713 Days

Day: 7.7 Hours

Environment

Temp: -232 °C

Axial Tilt: 47.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 38,941,938 km

• M1: 185,352 km (0.107 R)
• M2: 748,289 km (0.107 R)
• M3: 1,221,317 km (0.104 R)
• M4: 1,818,661 km (0.095 R)
• M5: 3,223,984 km (0.104 R)
• M6: 4,525,336 km (0.112 R)
• M7: 5,729,598 km (0.05 R)
• M8: 6,254,238 km (0.091 R)
• M9: 7,984,338 km (0.084 R)
• M10: 9,511,732 km (0.03 R)
• M11: 10,062,102 km (0.099 R)
• M12: 10,730,954 km (0.068 R)
• M13: 11,685,987 km (0.09 R)
• M14: 13,196,028 km (0.076 R)
• M15: 16,275,500 km (0.031 R)
• M16: 18,086,532 km (0.089 R)
• M17: 18,648,123 km (0.109 R)
• M18: 19,366,492 km (0.113 R)
• M19: 19,954,411 km (0.119 R)
• M20: 23,238,683 km (0.094 R)
• M21: 37,336,786 km (0.073 R)
• M22: 37,904,959 km (0.054 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 365 - 14,726 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit