🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.55 AU - 0.59 AU

Year: 161 Days

Day: 19.8 Hours

Environment

Temp: 163 °C

Axial Tilt: 22.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 98,734,374 km

• M1: 37,998 km (0.076 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.52 AU - 0.8 AU

Year: 201 Days

Day: 13.5 Hours

Environment

Temp: 171 °C

Axial Tilt: 49.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.61 AU - 0.77 AU

Year: 215 Days

Day: 31.3 Hours

Environment

Temp: 120 °C

Axial Tilt: 30 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.82 AU - 0.86 AU

Year: 289 Days

Day: 27.4 Hours

Environment

Temp: 152 °C

Axial Tilt: 43 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 98,734,374 km

• M1: 43,383 km (0.101 R)

Planet 5 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.94 AU - 0.98 AU

Year: 352 Days

Day: 19.9 Hours

Environment

Temp: 20 °C

Axial Tilt: 39.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 2.63 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 4.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 3.78 AU - 4.8 AU

Year: 3330 Days

Day: 26.8 Hours

Environment

Temp: -145 °C

Axial Tilt: 0.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 98,734,374 km

• M1: 320,887 km (0.117 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 928

Radius: 14.6

Gravity: 4.35 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 3.62 AU - 5.62 AU

Year: 3721 Days

Day: 11.4 Hours

Environment

Temp: -130 °C

Axial Tilt: 154.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 98,734,374 km

• M1: 181,612 km (0.07 R)
• M2: 760,855 km (0.115 R)
• M3: 1,380,639 km (0.066 R)
• M4: 2,288,847 km (0.076 R)
• M5: 4,594,151 km (0.097 R)
• M6: 5,071,817 km (0.045 R)
• M7: 6,709,465 km (0.055 R)
• M8: 9,214,182 km (0.078 R)
• M9: 10,020,215 km (0.116 R)
• M10: 11,317,079 km (0.09 R)
• M11: 12,194,620 km (0.081 R)
• M12: 12,723,000 km (0.06 R)
• M13: 13,317,053 km (0.115 R)
• M14: 15,655,118 km (0.064 R)
• M15: 20,722,596 km (0.094 R)
• M16: 21,965,755 km (0.076 R)
• M17: 23,478,339 km (0.114 R)
• M18: 25,523,940 km (0.09 R)
• M19: 26,152,251 km (0.073 R)
• M20: 27,114,016 km (0.108 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 866.3

Radius: 13

Gravity: 5.13 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 9.34 AU - 9.4 AU

Year: 10748 Days

Day: 7.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 98,734,374 km

• M1: 162,314 km (0.038 R)
• M2: 856,448 km (0.109 R)
• M3: 1,568,085 km (0.118 R)
• M4: 3,453,168 km (0.083 R)
• M5: 4,780,998 km (0.048 R)
• M6: 5,236,225 km (0.073 R)
• M7: 6,425,079 km (0.04 R)
• M8: 7,698,905 km (0.075 R)
• M9: 8,512,268 km (0.115 R)
• M10: 8,988,438 km (0.059 R)
• M11: 11,933,572 km (0.101 R)
• M12: 16,109,148 km (0.099 R)
• M13: 16,913,685 km (0.112 R)
• M14: 18,209,502 km (0.108 R)
• M15: 20,741,446 km (0.1 R)
• M16: 24,249,516 km (0.109 R)
• M17: 26,293,771 km (0.059 R)
• M18: 33,936,875 km (0.116 R)
• M19: 45,635,429 km (0.05 R)
• M20: 47,393,503 km (0.109 R)
• M21: 48,892,922 km (0.081 R)
• M22: 52,620,004 km (0.04 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 757.2

Radius: 5.1

Gravity: 29.11 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 14.71 AU - 20.87 AU

Year: 28119 Days

Day: 19.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 98,734,374 km

• M1: 63,729 km (0.086 R)
• M2: 280,197 km (0.106 R)
• M3: 445,203 km (0.1 R)
• M4: 610,509 km (0.068 R)
• M5: 1,642,435 km (0.068 R)
• M6: 2,299,768 km (0.079 R)
• M7: 2,918,355 km (0.052 R)
• M8: 6,473,549 km (0.11 R)
• M9: 7,218,247 km (0.067 R)
• M10: 7,963,244 km (0.067 R)
• M11: 10,705,074 km (0.099 R)
• M12: 14,753,192 km (0.104 R)
• M13: 16,659,518 km (0.118 R)
• M14: 17,671,548 km (0.07 R)
• M15: 19,215,846 km (0.114 R)
• M16: 20,847,959 km (0.066 R)
• M17: 21,163,910 km (0.074 R)
• M18: 22,131,060 km (0.032 R)
• M19: 23,693,460 km (0.1 R)
• M20: 34,344,530 km (0.117 R)
• M21: 42,697,327 km (0.06 R)
• M22: 47,068,277 km (0.083 R)
• M23: 57,714,559 km (0.104 R)
• M24: 65,038,572 km (0.108 R)
• M25: 67,075,945 km (0.115 R)
• M26: 83,332,746 km (0.091 R)
• M27: 89,284,796 km (0.069 R)
• M28: 96,676,726 km (0.041 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 348 - 10,937 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit