🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.33

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.42 AU - 0.58 AU

Year: 125 Days

Day: 41.8 Hours

Environment

Temp: 207 °C

Axial Tilt: 33.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 92,020,932 km

• M1: 135,087 km (0.113 R)
• M2: 160,967 km (0.101 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.51 AU - 0.55 AU

Year: 137 Days

Day: 22.2 Hours

Environment

Temp: 194 °C

Axial Tilt: 4.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.53 AU - 0.65 AU

Year: 161 Days

Day: 47.9 Hours

Environment

Temp: 182 °C

Axial Tilt: 35.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 92,020,932 km

• M1: 21,692 km (0.086 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.36 AU - 1.44 AU

Year: 588 Days

Day: 46.7 Hours

Environment

Temp: 1 °C

Axial Tilt: 39.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 92,020,932 km

• M1: 28,124 km (0.089 R)
• M2: 105,616 km (0.054 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.65

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 3.4 AU - 5.08 AU

Year: 3097 Days

Day: 34.9 Hours

Environment

Temp: -116 °C

Axial Tilt: 19.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 111.3

Radius: 10.6

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 6.74 AU - 11.24 AU

Year: 9563 Days

Day: 6.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 95.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 92,020,932 km

• M1: 134,788 km (0.111 R)
• M2: 645,664 km (0.116 R)
• M3: 1,089,820 km (0.106 R)
• M4: 1,431,951 km (0.065 R)
• M5: 2,153,910 km (0.064 R)
• M6: 2,855,674 km (0.075 R)
• M7: 3,232,361 km (0.101 R)
• M8: 4,808,973 km (0.12 R)
• M9: 5,808,137 km (0.078 R)
• M10: 6,446,920 km (0.078 R)
• M11: 7,525,521 km (0.106 R)
• M12: 8,573,604 km (0.088 R)
• M13: 11,350,290 km (0.099 R)
• M14: 12,024,976 km (0.081 R)
• M15: 13,208,744 km (0.081 R)
• M16: 15,587,201 km (0.088 R)
• M17: 16,877,781 km (0.078 R)
• M18: 17,816,508 km (0.098 R)
• M19: 19,038,573 km (0.114 R)
• M20: 22,616,356 km (0.079 R)
• M21: 23,829,594 km (0.107 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 430.5

Radius: 4.3

Gravity: 23.28 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 11.62 AU - 16.9 AU

Year: 19104 Days

Day: 21.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 92,020,932 km

• M1: 53,556 km (0.09 R)
• M2: 208,839 km (0.072 R)
• M3: 1,052,271 km (0.088 R)
• M4: 1,691,503 km (0.075 R)
• M5: 1,953,299 km (0.115 R)
• M6: 2,123,093 km (0.117 R)
• M7: 2,261,920 km (0.104 R)
• M8: 2,646,985 km (0.109 R)
• M9: 3,150,082 km (0.102 R)
• M10: 3,828,958 km (0.103 R)
• M11: 4,035,403 km (0.101 R)
• M12: 4,470,433 km (0.103 R)
• M13: 4,732,828 km (0.092 R)
• M14: 5,544,396 km (0.041 R)
• M15: 6,652,767 km (0.114 R)
• M16: 8,043,578 km (0.083 R)
• M17: 8,431,635 km (0.067 R)
• M18: 11,566,459 km (0.098 R)
• M19: 13,970,646 km (0.075 R)
• M20: 25,029,669 km (0.104 R)
• M21: 28,887,798 km (0.115 R)
• M22: 30,722,915 km (0.117 R)
• M23: 31,788,500 km (0.105 R)
• M24: 33,247,379 km (0.095 R)
• M25: 33,993,274 km (0.086 R)
• M26: 37,890,747 km (0.115 R)
• M27: 38,160,771 km (0.096 R)
• M28: 38,296,157 km (0.119 R)
• M29: 41,644,158 km (0.06 R)
• M30: 41,787,622 km (0.114 R)
• M31: 46,558,597 km (0.095 R)
• M32: 50,529,074 km (0.025 R)
• M33: 62,082,817 km (0.066 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 983.8

Radius: 4.6

Gravity: 46.49 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 14.04 AU - 17.48 AU

Year: 22196 Days

Day: 22.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 92,020,932 km

• M1: 57,296 km (0.104 R)
• M2: 250,128 km (0.104 R)
• M3: 406,308 km (0.081 R)
• M4: 837,898 km (0.083 R)
• M5: 1,582,147 km (0.072 R)
• M6: 1,907,822 km (0.099 R)
• M7: 2,208,513 km (0.109 R)
• M8: 2,590,287 km (0.067 R)
• M9: 2,823,510 km (0.053 R)
• M10: 4,383,666 km (0.069 R)
• M11: 4,791,321 km (0.104 R)
• M12: 5,143,324 km (0.113 R)
• M13: 5,811,428 km (0.116 R)
• M14: 8,106,709 km (0.094 R)
• M15: 10,419,492 km (0.101 R)
• M16: 12,691,883 km (0.064 R)
• M17: 17,088,266 km (0.065 R)
• M18: 21,034,059 km (0.072 R)
• M19: 22,617,253 km (0.111 R)
• M20: 25,664,113 km (0.091 R)
• M21: 30,531,579 km (0.087 R)
• M22: 32,971,969 km (0.082 R)
• M23: 33,250,969 km (0.115 R)
• M24: 42,864,876 km (0.08 R)
• M25: 45,571,251 km (0.102 R)
• M26: 47,496,726 km (0.067 R)
• M27: 49,111,784 km (0.119 R)
• M28: 52,261,717 km (0.088 R)
• M29: 52,451,108 km (0.083 R)
• M30: 52,640,798 km (0.056 R)
• M31: 62,089,100 km (0.103 R)
• M32: 66,652,882 km (0.094 R)
• M33: 69,130,223 km (0.072 R)
• M34: 79,653,985 km (0.115 R)
• M35: 79,904,711 km (0.073 R)
• M36: 83,471,872 km (0.031 R)

Kuiper Belt

Range: 30.9 - 46.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 180 - 13,553 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit