🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.96 AU - 1.24 AU

Year: 428 Days

Day: 33.5 Hours

Environment

Temp: 21 °C

Axial Tilt: 2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.1 AU - 1.22 AU

Year: 463 Days

Day: 32.1 Hours

Environment

Temp: 14 °C

Axial Tilt: 0.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.06 AU - 1.56 AU

Year: 556 Days

Day: 24.6 Hours

Environment

Temp: -32 °C

Axial Tilt: 11.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.9 AU - 2.16 AU

Year: 1073 Days

Day: 36.5 Hours

Environment

Temp: -82 °C

Axial Tilt: 43.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,465,699 km

• M1: 1,684,173 km (0.069 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 2.9 AU - 4.18 AU

Year: 2470 Days

Day: 28.6 Hours

Environment

Temp: -121 °C

Axial Tilt: 126.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 110.5

Radius: 9.7

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 5.45 AU - 5.57 AU

Year: 4797 Days

Day: 7.2 Hours

Environment

Temp: -158 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 72,465,699 km

• M1: 120,725 km (0.06 R)
• M2: 472,729 km (0.106 R)
• M3: 1,061,846 km (0.104 R)
• M4: 1,778,569 km (0.03 R)
• M5: 2,496,340 km (0.094 R)
• M6: 3,548,162 km (0.059 R)
• M7: 3,920,811 km (0.109 R)
• M8: 4,600,135 km (0.088 R)
• M9: 5,000,758 km (0.064 R)
• M10: 5,586,732 km (0.028 R)
• M11: 6,243,018 km (0.084 R)
• M12: 9,626,773 km (0.113 R)
• M13: 10,824,004 km (0.103 R)
• M14: 11,194,409 km (0.119 R)
• M15: 12,598,085 km (0.076 R)
• M16: 13,511,829 km (0.066 R)
• M17: 14,115,756 km (0.056 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 506.7

Radius: 7.2

Gravity: 9.77 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 10.54 AU - 17.04 AU

Year: 18991 Days

Day: 24.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 72,465,699 km

• M1: 89,908 km (0.105 R)
• M2: 336,745 km (0.067 R)
• M3: 644,916 km (0.118 R)
• M4: 886,816 km (0.086 R)
• M5: 1,177,485 km (0.051 R)
• M6: 1,410,858 km (0.091 R)
• M7: 2,653,118 km (0.103 R)
• M8: 3,507,172 km (0.101 R)
• M9: 4,402,516 km (0.059 R)
• M10: 4,868,962 km (0.037 R)
• M11: 5,150,056 km (0.094 R)
• M12: 5,516,721 km (0.094 R)
• M13: 5,861,394 km (0.11 R)
• M14: 7,385,946 km (0.113 R)
• M15: 8,948,197 km (0.04 R)
• M16: 11,377,965 km (0.059 R)
• M17: 11,811,201 km (0.027 R)
• M18: 12,514,311 km (0.114 R)
• M19: 13,177,478 km (0.035 R)
• M20: 14,864,344 km (0.069 R)
• M21: 17,493,227 km (0.119 R)
• M22: 18,237,776 km (0.077 R)
• M23: 19,003,418 km (0.056 R)
• M24: 19,790,153 km (0.113 R)
• M25: 21,149,399 km (0.115 R)
• M26: 24,663,453 km (0.099 R)
• M27: 31,353,320 km (0.113 R)
• M28: 31,716,394 km (0.104 R)
• M29: 37,640,320 km (0.11 R)
• M30: 38,879,589 km (0.091 R)
• M31: 39,720,778 km (0.074 R)
• M32: 40,145,935 km (0.113 R)
• M33: 40,861,312 km (0.091 R)
• M34: 43,058,007 km (0.041 R)
• M35: 46,108,009 km (0.04 R)
• M36: 48,649,228 km (0.088 R)
• M37: 54,009,170 km (0.088 R)
• M38: 60,494,686 km (0.059 R)
• M39: 65,488,562 km (0.069 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 587.3

Radius: 8

Gravity: 9.18 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 11.73 AU - 16.89 AU

Year: 20075 Days

Day: 20.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 72,465,699 km

• M1: 109,655 km (0.113 R)
• M2: 384,915 km (0.066 R)
• M3: 1,216,679 km (0.115 R)
• M4: 1,571,825 km (0.098 R)
• M5: 2,276,281 km (0.115 R)
• M6: 2,606,743 km (0.094 R)
• M7: 3,228,920 km (0.092 R)
• M8: 3,504,031 km (0.076 R)
• M9: 8,203,050 km (0.111 R)
• M10: 8,983,352 km (0.113 R)
• M11: 12,271,214 km (0.116 R)
• M12: 13,082,483 km (0.104 R)
• M13: 15,574,784 km (0.085 R)
• M14: 17,937,233 km (0.105 R)
• M15: 18,454,244 km (0.087 R)
• M16: 19,158,850 km (0.117 R)
• M17: 20,528,568 km (0.087 R)
• M18: 20,904,507 km (0.09 R)
• M19: 21,477,018 km (0.104 R)
• M20: 25,134,537 km (0.111 R)
• M21: 29,423,956 km (0.067 R)
• M22: 34,838,801 km (0.103 R)
• M23: 39,130,465 km (0.079 R)
• M24: 41,777,449 km (0.042 R)
• M25: 49,247,170 km (0.056 R)
• M26: 50,601,330 km (0.085 R)
• M27: 51,115,498 km (0.112 R)
• M28: 52,328,737 km (0.039 R)
• M29: 53,738,547 km (0.117 R)
• M30: 54,273,808 km (0.114 R)
• M31: 56,450,158 km (0.118 R)
• M32: 60,014,028 km (0.043 R)
• M33: 65,535,237 km (0.116 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: 311 - 11,880 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit