🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.59 AU - 0.69 AU

Year: 196 Days

Day: 35.6 Hours

Environment

Temp: 154 °C

Axial Tilt: 12.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 49,226,777 km

• M1: 67,319 km (0.093 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.47

Radius: 1.44

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 2.2 AU - 2.9 AU

Year: 1559 Days

Day: 29.6 Hours

Environment

Temp: -105 °C

Axial Tilt: 2.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 7.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 538.2

Radius: 9.9

Gravity: 5.49 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 6.37 AU - 8.07 AU

Year: 7428 Days

Day: 12.3 Hours

Environment

Temp: -176 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 49,226,777 km

• M1: 128,505 km (0.094 R)
• M2: 540,497 km (0.084 R)
• M3: 916,736 km (0.102 R)
• M4: 1,231,789 km (0.095 R)
• M5: 3,852,893 km (0.12 R)
• M6: 4,273,263 km (0.086 R)
• M7: 4,615,394 km (0.095 R)
• M8: 5,784,501 km (0.102 R)
• M9: 7,361,262 km (0.037 R)
• M10: 7,815,890 km (0.114 R)
• M11: 8,369,851 km (0.118 R)
• M12: 9,468,049 km (0.099 R)
• M13: 10,190,009 km (0.043 R)
• M14: 10,517,329 km (0.098 R)
• M15: 16,056,639 km (0.084 R)
• M16: 18,289,088 km (0.119 R)
• M17: 19,194,903 km (0.101 R)
• M18: 20,498,199 km (0.118 R)
• M19: 20,870,399 km (0.087 R)
• M20: 21,323,082 km (0.08 R)
• M21: 22,326,285 km (0.086 R)
• M22: 22,720,476 km (0.119 R)
• M23: 25,353,847 km (0.06 R)
• M24: 28,184,239 km (0.119 R)
• M25: 32,310,298 km (0.115 R)
• M26: 34,255,369 km (0.075 R)
• M27: 35,203,521 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 401.3

Radius: 9.2

Gravity: 4.74 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 5.48 AU - 9.06 AU

Year: 7505 Days

Day: 6.5 Hours

Environment

Temp: -163 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 49,226,777 km

• M1: 119,080 km (0.091 R)
• M2: 687,851 km (0.12 R)
• M3: 979,268 km (0.115 R)
• M4: 2,012,839 km (0.099 R)
• M5: 2,307,248 km (0.099 R)
• M6: 4,809,572 km (0.11 R)
• M7: 6,195,446 km (0.103 R)
• M8: 7,032,745 km (0.081 R)
• M9: 7,424,243 km (0.097 R)
• M10: 9,475,679 km (0.109 R)
• M11: 10,086,936 km (0.09 R)
• M12: 12,230,972 km (0.047 R)
• M13: 15,539,329 km (0.116 R)
• M14: 17,983,908 km (0.114 R)
• M15: 19,125,489 km (0.081 R)
• M16: 19,889,635 km (0.102 R)
• M17: 21,037,051 km (0.088 R)
• M18: 22,763,111 km (0.032 R)
• M19: 23,779,479 km (0.071 R)
• M20: 24,258,641 km (0.058 R)
• M21: 26,239,766 km (0.112 R)
• M22: 27,096,363 km (0.098 R)
• M23: 28,505,276 km (0.096 R)
• M24: 28,955,416 km (0.119 R)
• M25: 32,533,199 km (0.08 R)
• M26: 33,123,811 km (0.041 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 366.1

Radius: 8.9

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 9.65 AU - 12.63 AU

Year: 14236 Days

Day: 9.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 49,226,777 km

• M1: 110,702 km (0.038 R)
• M2: 648,058 km (0.113 R)
• M3: 1,675,347 km (0.118 R)
• M4: 2,024,209 km (0.106 R)
• M5: 2,957,550 km (0.077 R)
• M6: 4,468,040 km (0.039 R)
• M7: 5,474,983 km (0.102 R)
• M8: 6,702,882 km (0.087 R)
• M9: 7,258,638 km (0.108 R)
• M10: 7,631,885 km (0.106 R)
• M11: 10,095,911 km (0.054 R)
• M12: 12,627,407 km (0.114 R)
• M13: 13,046,580 km (0.104 R)
• M14: 13,724,109 km (0.088 R)
• M15: 14,295,573 km (0.077 R)
• M16: 14,685,425 km (0.073 R)
• M17: 18,519,618 km (0.108 R)
• M18: 19,533,443 km (0.044 R)
• M19: 20,501,790 km (0.118 R)
• M20: 21,501,702 km (0.117 R)
• M21: 24,789,564 km (0.054 R)
• M22: 25,637,185 km (0.077 R)
• M23: 26,406,867 km (0.106 R)
• M24: 31,133,860 km (0.082 R)
• M25: 31,460,432 km (0.069 R)
• M26: 32,677,411 km (0.086 R)
• M27: 35,087,283 km (0.064 R)
• M28: 36,516,391 km (0.066 R)
• M29: 40,001,124 km (0.109 R)
• M30: 41,691,879 km (0.043 R)
• M31: 43,294,372 km (0.116 R)
• M32: 47,767,946 km (0.106 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: 426 - 15,836 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit