🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.65 AU - 0.65 AU

Year: 200 Days

Day: 31.3 Hours

Environment

Temp: 133 °C

Axial Tilt: 1.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.66 AU - 1.92 AU

Year: 912 Days

Day: 15.6 Hours

Environment

Temp: -73 °C

Axial Tilt: 151.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 42,358,962 km

• M1: 156,928 km (0.111 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.14

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 2.01 AU - 2.67 AU

Year: 1363 Days

Day: 42.2 Hours

Environment

Temp: -100 °C

Axial Tilt: 35.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 42,358,962 km

• M1: 360,680 km (0.036 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.65

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 2.14 AU - 2.92 AU

Year: 1532 Days

Day: 14.3 Hours

Environment

Temp: -101 °C

Axial Tilt: 11.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 313.8

Radius: 13

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 3.22 AU - 5.16 AU

Year: 3266 Days

Day: 10.9 Hours

Environment

Temp: -140 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 42,358,962 km

• M1: 161,715 km (0.112 R)
• M2: 630,405 km (0.098 R)
• M3: 1,429,707 km (0.052 R)
• M4: 2,105,889 km (0.114 R)
• M5: 3,727,530 km (0.101 R)
• M6: 5,840,600 km (0.088 R)
• M7: 10,197,189 km (0.107 R)
• M8: 10,975,547 km (0.107 R)
• M9: 14,308,139 km (0.106 R)
• M10: 15,570,745 km (0.072 R)
• M11: 16,303,625 km (0.097 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 752.2

Radius: 14.7

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 5.68 AU - 7.9 AU

Year: 6738 Days

Day: 12.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 42,358,962 km

• M1: 182,809 km (0.065 R)
• M2: 1,134,251 km (0.118 R)
• M3: 1,749,547 km (0.106 R)
• M4: 2,461,184 km (0.099 R)
• M5: 3,106,849 km (0.114 R)
• M6: 3,722,145 km (0.052 R)
• M7: 4,632,597 km (0.099 R)
• M8: 5,531,680 km (0.116 R)
• M9: 8,352,498 km (0.105 R)
• M10: 10,762,819 km (0.046 R)
• M11: 15,447,476 km (0.11 R)
• M12: 16,395,927 km (0.074 R)
• M13: 18,270,089 km (0.103 R)
• M14: 20,884,910 km (0.036 R)
• M15: 25,089,208 km (0.031 R)
• M16: 27,117,307 km (0.05 R)
• M17: 30,020,852 km (0.099 R)
• M18: 31,298,119 km (0.069 R)
• M19: 32,713,763 km (0.077 R)
• M20: 34,489,639 km (0.119 R)
• M21: 36,439,199 km (0.063 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 605.1

Radius: 10.7

Gravity: 5.29 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 8.18 AU - 11.24 AU

Year: 11522 Days

Day: 14.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 42,358,962 km

• M1: 133,142 km (0.065 R)
• M2: 489,933 km (0.063 R)
• M3: 847,622 km (0.115 R)
• M4: 1,388,268 km (0.118 R)
• M5: 2,132,069 km (0.094 R)
• M6: 2,728,366 km (0.078 R)
• M7: 3,482,040 km (0.079 R)
• M8: 5,778,367 km (0.072 R)
• M9: 7,180,847 km (0.105 R)
• M10: 7,809,757 km (0.096 R)
• M11: 10,174,301 km (0.072 R)
• M12: 10,645,833 km (0.105 R)
• M13: 11,408,034 km (0.035 R)
• M14: 11,745,677 km (0.091 R)
• M15: 12,679,018 km (0.092 R)
• M16: 15,025,760 km (0.092 R)
• M17: 16,766,630 km (0.105 R)
• M18: 18,253,184 km (0.108 R)
• M19: 24,149,285 km (0.077 R)
• M20: 24,800,784 km (0.118 R)
• M21: 25,368,657 km (0.042 R)
• M22: 30,875,505 km (0.088 R)
• M23: 34,022,445 km (0.053 R)
• M24: 36,762,480 km (0.067 R)
• M25: 41,606,459 km (0.084 R)
• M26: 42,677,879 km (0.088 R)
• M27: 48,606,293 km (0.096 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 139.2

Radius: 3

Gravity: 15.47 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 13.23 AU - 13.33 AU

Year: 18429 Days

Day: 19.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 42,358,962 km

• M1: 37,399 km (0.112 R)
• M2: 207,492 km (0.11 R)
• M3: 346,319 km (0.097 R)
• M4: 586,573 km (0.063 R)
• M5: 698,622 km (0.113 R)
• M6: 1,385,426 km (0.111 R)
• M7: 1,614,161 km (0.103 R)
• M8: 2,112,322 km (0.119 R)
• M9: 5,651,359 km (0.025 R)
• M10: 12,652,390 km (0.075 R)
• M11: 22,612,167 km (0.112 R)
• M12: 28,002,477 km (0.043 R)
• M13: 30,787,092 km (0.077 R)
• M14: 33,641,719 km (0.061 R)
• M15: 34,299,052 km (0.06 R)
• M16: 38,663,121 km (0.107 R)
• M17: 39,505,357 km (0.116 R)
• M18: 42,105,517 km (0.1 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 492 - 16,268 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit