🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.73 AU - 0.75 AU

Year: 224 Days

Day: 13.9 Hours

Environment

Temp: 208 °C

Axial Tilt: 34.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 30,857,332 km

• M1: 26,628 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.88 AU - 0.96 AU

Year: 310 Days

Day: 28.1 Hours

Environment

Temp: 172 °C

Axial Tilt: 37.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 30,857,332 km

• M1: 55,950 km (0.04 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.11 AU - 1.17 AU

Year: 428 Days

Day: 33.1 Hours

Environment

Temp: 32 °C

Axial Tilt: 38.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.95 AU - 2.39 AU

Year: 1123 Days

Day: 34.4 Hours

Environment

Temp: -57 °C

Axial Tilt: 10.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 4.02 AU - 4.36 AU

Year: 3014 Days

Day: 15.2 Hours

Environment

Temp: -118 °C

Axial Tilt: 34.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,857,332 km

• M1: 153,637 km (0.105 R)

Asteroid Belt

Center: 6.43 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.4

Radius: 9.5

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 7.59 AU - 9.73 AU

Year: 8957 Days

Day: 14.8 Hours

Environment

Temp: -159 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 30,857,332 km

• M1: 118,182 km (0.109 R)
• M2: 424,559 km (0.099 R)
• M3: 723,605 km (0.093 R)
• M4: 1,142,479 km (0.061 R)
• M5: 1,957,488 km (0.112 R)
• M6: 2,732,405 km (0.11 R)
• M7: 4,582,632 km (0.101 R)
• M8: 5,362,186 km (0.119 R)
• M9: 6,227,759 km (0.116 R)
• M10: 11,208,321 km (0.056 R)
• M11: 14,832,479 km (0.115 R)
• M12: 15,424,139 km (0.092 R)
• M13: 19,731,211 km (0.06 R)
• M14: 20,374,632 km (0.032 R)
• M15: 22,235,330 km (0.101 R)
• M16: 25,865,472 km (0.052 R)
• M17: 26,377,545 km (0.075 R)
• M18: 29,223,645 km (0.054 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 156

Radius: 11

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 8.25 AU - 10.69 AU

Year: 10242 Days

Day: 7.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 30,857,332 km

• M1: 149,747 km (0.104 R)
• M2: 551,268 km (0.071 R)
• M3: 928,255 km (0.072 R)
• M4: 1,552,975 km (0.041 R)
• M5: 2,441,736 km (0.089 R)
• M6: 2,907,285 km (0.097 R)
• M7: 4,251,721 km (0.044 R)
• M8: 5,198,077 km (0.117 R)
• M9: 5,973,293 km (0.117 R)
• M10: 6,725,471 km (0.102 R)
• M11: 8,843,329 km (0.069 R)
• M12: 9,694,391 km (0.112 R)
• M13: 10,958,493 km (0.079 R)
• M14: 12,477,510 km (0.05 R)
• M15: 15,409,029 km (0.107 R)
• M16: 17,126,263 km (0.116 R)
• M17: 17,559,349 km (0.079 R)
• M18: 20,588,706 km (0.067 R)
• M19: 21,149,100 km (0.112 R)
• M20: 22,226,952 km (0.07 R)
• M21: 25,520,200 km (0.031 R)
• M22: 26,494,232 km (0.047 R)
• M23: 27,492,947 km (0.1 R)
• M24: 29,654,038 km (0.071 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 24.3

Radius: 3.4

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 17.84 AU - 18.68 AU

Year: 27424 Days

Day: 19.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 30,857,332 km

• M1: 43,683 km (0.102 R)
• M2: 978,220 km (0.111 R)
• M3: 2,276,730 km (0.072 R)
• M4: 3,061,371 km (0.071 R)
• M5: 4,552,413 km (0.04 R)
• M6: 4,840,837 km (0.068 R)
• M7: 5,541,404 km (0.114 R)
• M8: 6,148,472 km (0.085 R)
• M9: 18,766,903 km (0.083 R)
• M10: 19,574,133 km (0.097 R)
• M11: 21,619,884 km (0.078 R)
• M12: 22,731,845 km (0.082 R)
• M13: 27,220,380 km (0.052 R)
• M14: 28,428,083 km (0.097 R)

Kuiper Belt

Range: 31.2 - 46.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 161 - 14,141 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit