🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 317.6

Radius: 14.9

Gravity: 1.43 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.54 AU - 0.72 AU

Year: 339 Days

Day: 14.5 Hours

Environment

Temp: -154 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 28,786,450 km

• M1: 185,352 km (0.104 R)
• M2: 699,819 km (0.065 R)
• M3: 1,174,044 km (0.052 R)
• M4: 1,643,183 km (0.051 R)
• M5: 2,145,383 km (0.092 R)
• M6: 2,656,709 km (0.09 R)
• M7: 3,211,268 km (0.039 R)
• M8: 3,831,949 km (0.088 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 318.4

Radius: 10.3

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.53 AU - 1.61 AU

Year: 1334 Days

Day: 13.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 28,786,450 km

• M1: 128,056 km (0.09 R)
• M2: 567,126 km (0.087 R)
• M3: 926,460 km (0.094 R)
• M4: 1,745,957 km (0.12 R)
• M5: 2,083,001 km (0.082 R)
• M6: 3,552,201 km (0.111 R)
• M7: 3,973,619 km (0.105 R)
• M8: 5,137,490 km (0.043 R)
• M9: 8,048,964 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 969.7

Radius: 10.6

Gravity: 8.63 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 2.09 AU - 3.09 AU

Year: 2827 Days

Day: 14.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 28,786,450 km

• M1: 131,945 km (0.108 R)
• M2: 462,557 km (0.111 R)
• M3: 845,527 km (0.116 R)
• M4: 1,189,453 km (0.06 R)
• M5: 1,596,060 km (0.074 R)
• M6: 2,479,585 km (0.073 R)
• M7: 3,721,397 km (0.105 R)
• M8: 4,445,899 km (0.1 R)
• M9: 5,679,034 km (0.097 R)
• M10: 6,579,913 km (0.072 R)
• M11: 6,910,823 km (0.116 R)
• M12: 7,284,519 km (0.066 R)
• M13: 8,140,667 km (0.087 R)
• M14: 10,945,179 km (0.057 R)
• M15: 11,714,261 km (0.086 R)
• M16: 12,112,192 km (0.113 R)
• M17: 13,552,071 km (0.077 R)
• M18: 13,990,692 km (0.089 R)
• M19: 14,590,280 km (0.116 R)
• M20: 15,363,701 km (0.108 R)
• M21: 16,602,521 km (0.076 R)
• M22: 17,790,628 km (0.09 R)
• M23: 18,199,030 km (0.066 R)
• M24: 19,585,204 km (0.084 R)
• M25: 20,782,286 km (0.092 R)
• M26: 22,161,578 km (0.118 R)
• M27: 22,498,772 km (0.049 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 905.7

Radius: 12.3

Gravity: 5.99 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 3.17 AU - 3.41 AU

Year: 4047 Days

Day: 9.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 121.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 28,786,450 km

• M1: 153,338 km (0.12 R)
• M2: 558,748 km (0.082 R)
• M3: 1,172,698 km (0.08 R)
• M4: 1,999,226 km (0.042 R)
• M5: 2,429,469 km (0.114 R)
• M6: 2,958,298 km (0.062 R)
• M7: 3,604,860 km (0.037 R)
• M8: 4,464,300 km (0.056 R)
• M9: 4,916,833 km (0.083 R)
• M10: 6,154,157 km (0.07 R)
• M11: 7,043,367 km (0.111 R)
• M12: 8,726,343 km (0.07 R)
• M13: 9,477,773 km (0.112 R)
• M14: 10,358,007 km (0.079 R)
• M15: 11,662,052 km (0.084 R)
• M16: 13,022,495 km (0.109 R)
• M17: 13,793,372 km (0.042 R)
• M18: 15,767,915 km (0.119 R)
• M19: 17,003,144 km (0.086 R)
• M20: 18,429,111 km (0.114 R)
• M21: 20,818,788 km (0.098 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: 192 - 17,609 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit