🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.85 AU - 0.95 AU

Year: 307 Days

Day: 19.2 Hours

Environment

Temp: 104 °C

Axial Tilt: 36.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.62

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.33 AU - 1.87 AU

Year: 728 Days

Day: 22 Hours

Environment

Temp: -30 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.18 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 2.43 AU - 3.09 AU

Year: 1650 Days

Day: 40.7 Hours

Environment

Temp: -83 °C

Axial Tilt: 21.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 40,346,570 km

• M1: 34,258 km (0.078 R)
• M2: 376,538 km (0.103 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 2.35 AU - 3.81 AU

Year: 1945 Days

Day: 26.5 Hours

Environment

Temp: -106 °C

Axial Tilt: 25.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 210

Radius: 12.2

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 5.04 AU - 5.2 AU

Year: 4169 Days

Day: 9 Hours

Environment

Temp: -145 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 40,346,570 km

• M1: 151,692 km (0.03 R)
• M2: 634,594 km (0.106 R)
• M3: 1,156,691 km (0.118 R)
• M4: 1,792,482 km (0.098 R)
• M5: 2,441,587 km (0.086 R)
• M6: 3,111,337 km (0.088 R)
• M7: 3,569,854 km (0.091 R)
• M8: 4,271,767 km (0.111 R)
• M9: 4,840,538 km (0.063 R)
• M10: 5,224,257 km (0.072 R)
• M11: 5,775,824 km (0.07 R)
• M12: 6,445,873 km (0.075 R)
• M13: 7,547,661 km (0.105 R)
• M14: 7,941,702 km (0.099 R)
• M15: 9,309,625 km (0.11 R)
• M16: 9,763,355 km (0.08 R)
• M17: 10,490,251 km (0.106 R)
• M18: 12,299,339 km (0.082 R)
• M19: 15,007,958 km (0.11 R)
• M20: 16,883,466 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 336.4

Radius: 9.1

Gravity: 4.06 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 4.9 AU - 7.7 AU

Year: 5691 Days

Day: 5.9 Hours

Environment

Temp: -141 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 40,346,570 km

• M1: 113,096 km (0.05 R)
• M2: 396,135 km (0.087 R)
• M3: 854,054 km (0.066 R)
• M4: 1,221,766 km (0.069 R)
• M5: 1,577,210 km (0.048 R)
• M6: 3,173,868 km (0.082 R)
• M7: 3,812,203 km (0.086 R)
• M8: 4,952,288 km (0.096 R)
• M9: 5,615,006 km (0.097 R)
• M10: 6,733,849 km (0.088 R)
• M11: 7,717,156 km (0.112 R)
• M12: 8,424,155 km (0.105 R)
• M13: 9,289,729 km (0.046 R)
• M14: 9,804,495 km (0.09 R)
• M15: 12,010,016 km (0.112 R)
• M16: 12,383,712 km (0.089 R)
• M17: 13,352,059 km (0.084 R)
• M18: 13,702,567 km (0.055 R)
• M19: 22,705,067 km (0.097 R)
• M20: 24,748,873 km (0.054 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 287.8

Radius: 9.4

Gravity: 3.26 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 9.69 AU - 10.93 AU

Year: 11914 Days

Day: 5.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 40,346,570 km

• M1: 116,836 km (0.105 R)
• M2: 468,541 km (0.082 R)
• M3: 1,057,956 km (0.102 R)
• M4: 1,827,039 km (0.109 R)
• M5: 2,187,869 km (0.074 R)
• M6: 2,634,119 km (0.063 R)
• M7: 3,161,751 km (0.11 R)
• M8: 3,662,006 km (0.083 R)
• M9: 4,763,495 km (0.102 R)
• M10: 5,422,025 km (0.052 R)
• M11: 5,905,077 km (0.106 R)
• M12: 6,346,690 km (0.105 R)
• M13: 6,701,237 km (0.118 R)
• M14: 7,257,890 km (0.083 R)
• M15: 7,725,084 km (0.107 R)
• M16: 8,676,826 km (0.089 R)
• M17: 10,033,230 km (0.075 R)
• M18: 11,318,724 km (0.078 R)
• M19: 11,735,355 km (0.053 R)
• M20: 13,739,068 km (0.068 R)
• M21: 14,515,481 km (0.066 R)
• M22: 15,007,808 km (0.041 R)
• M23: 17,293,215 km (0.066 R)
• M24: 18,626,580 km (0.12 R)
• M25: 19,355,272 km (0.089 R)
• M26: 20,178,509 km (0.109 R)
• M27: 22,953,848 km (0.065 R)
• M28: 25,884,172 km (0.106 R)
• M29: 28,191,719 km (0.083 R)
• M30: 30,332,913 km (0.105 R)
• M31: 33,000,692 km (0.107 R)
• M32: 33,744,792 km (0.095 R)
• M33: 35,487,607 km (0.115 R)
• M34: 37,980,805 km (0.098 R)
• M35: 39,151,708 km (0.103 R)

Kuiper Belt

Range: 30.5 - 45.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 484 - 20,005 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit