🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.54 AU - 0.56 AU

Year: 148 Days

Day: 14.5 Hours

Environment

Temp: 212 °C

Axial Tilt: 33.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.1 AU - 1.52 AU

Year: 542 Days

Day: 33.4 Hours

Environment

Temp: 14 °C

Axial Tilt: 17.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.21 AU - 1.99 AU

Year: 732 Days

Day: 37.8 Hours

Environment

Temp: -31 °C

Axial Tilt: 9.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,117,343 km

• M1: 41,289 km (0.094 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.03

Radius: 1.01

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 1.44 AU - 2.32 AU

Year: 932 Days

Day: 31.2 Hours

Environment

Temp: -66 °C

Axial Tilt: 25.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 2.19 AU - 2.91 AU

Year: 1473 Days

Day: 30.6 Hours

Environment

Temp: -77 °C

Axial Tilt: 17 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 2.45 AU - 3.33 AU

Year: 1777 Days

Day: 16.3 Hours

Environment

Temp: -92 °C

Axial Tilt: 75 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 52,117,343 km

• M1: 141,520 km (0.053 R)
• M2: 1,609,823 km (0.072 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 4.61 AU - 4.93 AU

Year: 3768 Days

Day: 12.2 Hours

Environment

Temp: -143 °C

Axial Tilt: 129.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.67 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 831.8

Radius: 13.6

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 6.32 AU - 6.8 AU

Year: 6076 Days

Day: 13 Hours

Environment

Temp: -161 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 52,117,343 km

• M1: 169,494 km (0.117 R)
• M2: 661,372 km (0.088 R)
• M3: 1,288,935 km (0.081 R)
• M4: 1,748,201 km (0.045 R)
• M5: 2,471,357 km (0.101 R)
• M6: 3,072,591 km (0.098 R)
• M7: 3,723,641 km (0.103 R)
• M8: 4,544,783 km (0.104 R)
• M9: 5,363,233 km (0.095 R)
• M10: 6,825,702 km (0.045 R)
• M11: 7,900,114 km (0.113 R)
• M12: 8,704,950 km (0.117 R)
• M13: 13,685,961 km (0.116 R)
• M14: 14,258,622 km (0.102 R)
• M15: 16,199,355 km (0.107 R)
• M16: 17,632,203 km (0.084 R)
• M17: 18,310,779 km (0.117 R)
• M18: 19,006,559 km (0.118 R)
• M19: 19,792,397 km (0.076 R)
• M20: 21,200,561 km (0.112 R)
• M21: 25,054,801 km (0.116 R)
• M22: 25,826,128 km (0.103 R)
• M23: 27,326,295 km (0.064 R)
• M24: 27,869,485 km (0.095 R)
• M25: 28,883,908 km (0.117 R)
• M26: 30,306,733 km (0.07 R)
• M27: 35,280,863 km (0.072 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 441.5

Radius: 8.9

Gravity: 5.57 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 11.05 AU - 11.97 AU

Year: 14122 Days

Day: 13.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 52,117,343 km

• M1: 115,490 km (0.108 R)
• M2: 429,346 km (0.082 R)
• M3: 1,035,367 km (0.119 R)
• M4: 1,996,683 km (0.101 R)
• M5: 2,897,262 km (0.102 R)
• M6: 4,662,666 km (0.053 R)
• M7: 5,107,122 km (0.089 R)
• M8: 7,173,068 km (0.048 R)
• M9: 8,575,848 km (0.109 R)
• M10: 9,049,624 km (0.089 R)
• M11: 11,010,403 km (0.076 R)
• M12: 11,684,491 km (0.047 R)
• M13: 12,746,786 km (0.079 R)
• M14: 14,065,940 km (0.055 R)
• M15: 17,121,177 km (0.108 R)
• M16: 18,025,496 km (0.08 R)
• M17: 18,567,639 km (0.096 R)
• M18: 19,603,006 km (0.057 R)
• M19: 21,270,573 km (0.059 R)
• M20: 21,875,996 km (0.092 R)
• M21: 22,315,365 km (0.079 R)
• M22: 25,557,749 km (0.095 R)
• M23: 26,538,812 km (0.026 R)
• M24: 30,388,115 km (0.108 R)
• M25: 33,537,150 km (0.06 R)
• M26: 38,915,044 km (0.093 R)
• M27: 39,820,410 km (0.106 R)
• M28: 44,840,915 km (0.114 R)
• M29: 48,313,530 km (0.076 R)

Kuiper Belt

Range: 30.3 - 60.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 219 - 15,999 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit