🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.14

Radius: 1.05

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.86 AU - 0.96 AU

Year: 309 Days

Day: 37.4 Hours

Environment

Temp: 115 °C

Axial Tilt: 15.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 45,941,999 km

• M1: 43,234 km (0.12 R)
• M2: 130,599 km (0.094 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.78 AU - 2.48 AU

Year: 1108 Days

Day: 46.3 Hours

Environment

Temp: -64 °C

Axial Tilt: 2.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,941,999 km

• M1: 44,730 km (0.115 R)

Asteroid Belt

Center: 6.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 10.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 459.8

Radius: 14.3

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 10.13 AU - 11.43 AU

Year: 12616 Days

Day: 9.1 Hours

Environment

Temp: -165 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 45,941,999 km

• M1: 177,872 km (0.05 R)
• M2: 771,925 km (0.046 R)
• M3: 1,238,222 km (0.095 R)
• M4: 1,792,781 km (0.056 R)
• M5: 6,135,457 km (0.085 R)
• M6: 7,003,275 km (0.105 R)
• M7: 7,696,212 km (0.113 R)
• M8: 10,103,541 km (0.083 R)
• M9: 13,647,963 km (0.079 R)
• M10: 15,260,180 km (0.076 R)
• M11: 21,865,075 km (0.068 R)
• M12: 23,436,451 km (0.101 R)
• M13: 24,341,369 km (0.113 R)
• M14: 26,901,138 km (0.118 R)
• M15: 35,415,501 km (0.099 R)
• M16: 37,702,403 km (0.074 R)
• M17: 38,444,708 km (0.055 R)
• M18: 40,086,245 km (0.105 R)
• M19: 44,325,699 km (0.113 R)
• M20: 46,130,149 km (0.086 R)
• M21: 47,695,092 km (0.081 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 174.6

Radius: 14.4

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 9.75 AU - 12.47 AU

Year: 13200 Days

Day: 10.8 Hours

Environment

Temp: -176 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 45,941,999 km

• M1: 179,368 km (0.098 R)
• M2: 714,330 km (0.1 R)
• M3: 1,547,291 km (0.1 R)
• M4: 4,949,894 km (0.12 R)
• M5: 8,644,064 km (0.097 R)
• M6: 10,081,101 km (0.094 R)
• M7: 11,621,660 km (0.097 R)
• M8: 16,922,661 km (0.035 R)
• M9: 19,662,546 km (0.079 R)
• M10: 24,894,282 km (0.032 R)
• M11: 27,692,959 km (0.114 R)
• M12: 33,289,865 km (0.087 R)
• M13: 34,325,531 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 12.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 245.4

Radius: 11.7

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 10.88 AU - 14.04 AU

Year: 15677 Days

Day: 11.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 45,941,999 km

• M1: 156,479 km (0.072 R)
• M2: 1,172,548 km (0.088 R)
• M3: 1,674,449 km (0.114 R)
• M4: 4,574,104 km (0.087 R)
• M5: 6,043,455 km (0.08 R)
• M6: 7,437,258 km (0.068 R)
• M7: 14,481,971 km (0.036 R)
• M8: 15,921,103 km (0.103 R)
• M9: 20,890,595 km (0.109 R)
• M10: 21,463,106 km (0.11 R)
• M11: 22,896,852 km (0.054 R)
• M12: 23,330,536 km (0.11 R)
• M13: 24,483,636 km (0.084 R)
• M14: 26,331,320 km (0.119 R)
• M15: 30,615,653 km (0.118 R)
• M16: 32,977,803 km (0.074 R)

Kuiper Belt

Range: 30.8 - 53.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 524 - 15,443 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit