🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 66.5

Radius: 13.7

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.68 AU - 0.9 AU

Year: 468 Days

Day: 8.5 Hours

Environment

Temp: -155 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 24,239,562 km

• M1: 176,825 km (0.112 R)
• M2: 658,380 km (0.033 R)
• M3: 1,278,763 km (0.082 R)
• M4: 2,017,178 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 197.1

Radius: 14.5

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.67 AU - 1.05 AU

Year: 532 Days

Day: 6.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 24,239,562 km

• M1: 180,265 km (0.113 R)
• M2: 682,465 km (0.088 R)
• M3: 1,136,196 km (0.102 R)
• M4: 2,073,127 km (0.111 R)
• M5: 2,808,700 km (0.054 R)
• M6: 3,691,028 km (0.086 R)
• M7: 4,210,282 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 479.3

Radius: 15

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.82 AU - 0.9 AU

Year: 532 Days

Day: 8.8 Hours

Environment

Temp: -159 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 24,239,562 km

• M1: 186,549 km (0.097 R)
• M2: 795,861 km (0.1 R)
• M3: 1,277,865 km (0.117 R)
• M4: 2,020,170 km (0.046 R)
• M5: 2,511,449 km (0.08 R)
• M6: 3,183,443 km (0.087 R)
• M7: 3,973,918 km (0.09 R)
• M8: 4,712,632 km (0.09 R)
• M9: 5,202,116 km (0.085 R)
• M10: 5,810,680 km (0.071 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 206

Radius: 11.5

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 4 AU - 5.18 AU

Year: 6558 Days

Day: 13.9 Hours

Environment

Temp: -212 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 24,239,562 km

• M1: 145,110 km (0.106 R)
• M2: 1,024,745 km (0.05 R)
• M3: 1,720,226 km (0.092 R)
• M4: 2,412,864 km (0.104 R)
• M5: 2,807,952 km (0.105 R)
• M6: 4,240,202 km (0.118 R)
• M7: 4,917,880 km (0.061 R)
• M8: 5,426,364 km (0.043 R)
• M9: 6,225,815 km (0.09 R)
• M10: 7,070,743 km (0.074 R)
• M11: 8,058,987 km (0.067 R)
• M12: 10,431,160 km (0.09 R)
• M13: 11,622,109 km (0.077 R)
• M14: 12,159,465 km (0.036 R)
• M15: 16,845,618 km (0.066 R)
• M16: 21,329,066 km (0.094 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: 158 - 18,334 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit