🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.73 AU - 1.15 AU

Year: 335 Days

Day: 15 Hours

Environment

Temp: 47 °C

Axial Tilt: 16.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 28,441,720 km

• M1: 40,990 km (0.083 R)
• M2: 83,775 km (0.089 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.04 AU - 1.08 AU

Year: 401 Days

Day: 40.6 Hours

Environment

Temp: 12 °C

Axial Tilt: 18 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 2.47 AU - 3.67 AU

Year: 1975 Days

Day: 44.4 Hours

Environment

Temp: -99 °C

Axial Tilt: 9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.32

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 2.52 AU - 4.04 AU

Year: 2181 Days

Day: 40.1 Hours

Environment

Temp: -116 °C

Axial Tilt: 10.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.01 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 681.2

Radius: 10.4

Gravity: 6.3 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 4.57 AU - 4.89 AU

Year: 3776 Days

Day: 11.9 Hours

Environment

Temp: -136 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 28,441,720 km

• M1: 130,150 km (0.064 R)
• M2: 468,840 km (0.113 R)
• M3: 1,080,994 km (0.113 R)
• M4: 1,548,338 km (0.115 R)
• M5: 1,932,505 km (0.078 R)
• M6: 2,629,482 km (0.115 R)
• M7: 3,127,044 km (0.051 R)
• M8: 3,585,562 km (0.066 R)
• M9: 3,915,874 km (0.086 R)
• M10: 4,266,531 km (0.076 R)
• M11: 4,590,560 km (0.102 R)
• M12: 7,475,106 km (0.051 R)
• M13: 7,845,212 km (0.116 R)
• M14: 8,227,434 km (0.081 R)
• M15: 8,954,330 km (0.07 R)
• M16: 10,916,456 km (0.03 R)
• M17: 11,262,027 km (0.108 R)
• M18: 13,004,842 km (0.088 R)
• M19: 13,840,047 km (0.077 R)
• M20: 15,780,930 km (0.115 R)
• M21: 17,133,145 km (0.096 R)
• M22: 19,178,746 km (0.107 R)
• M23: 21,114,543 km (0.094 R)
• M24: 23,106,438 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 458.2

Radius: 13.8

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 3.96 AU - 6.12 AU

Year: 4154 Days

Day: 10.5 Hours

Environment

Temp: -147 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 28,441,720 km

• M1: 171,738 km (0.03 R)
• M2: 930,648 km (0.088 R)
• M3: 1,863,391 km (0.109 R)
• M4: 2,397,156 km (0.096 R)
• M5: 3,372,684 km (0.117 R)
• M6: 4,371,848 km (0.084 R)
• M7: 4,809,272 km (0.118 R)
• M8: 5,559,954 km (0.104 R)
• M9: 6,102,845 km (0.083 R)
• M10: 6,831,387 km (0.112 R)
• M11: 8,710,186 km (0.066 R)
• M12: 10,705,972 km (0.059 R)
• M13: 11,334,432 km (0.115 R)
• M14: 12,897,281 km (0.051 R)
• M15: 15,957,754 km (0.081 R)
• M16: 17,228,140 km (0.077 R)
• M17: 18,804,303 km (0.106 R)
• M18: 19,658,656 km (0.104 R)
• M19: 21,974,132 km (0.078 R)
• M20: 22,716,586 km (0.077 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 175.8

Radius: 10.2

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 9.38 AU - 10.1 AU

Year: 11159 Days

Day: 14.8 Hours

Environment

Temp: -180 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 28,441,720 km

• M1: 127,158 km (0.089 R)
• M2: 469,737 km (0.068 R)
• M3: 973,433 km (0.074 R)
• M4: 1,587,233 km (0.045 R)
• M5: 1,975,290 km (0.088 R)
• M6: 2,376,661 km (0.101 R)
• M7: 2,704,131 km (0.115 R)
• M8: 3,161,452 km (0.11 R)
• M9: 6,204,123 km (0.115 R)
• M10: 6,529,049 km (0.084 R)
• M11: 7,248,615 km (0.118 R)
• M12: 7,609,445 km (0.094 R)
• M13: 8,211,876 km (0.058 R)
• M14: 8,644,214 km (0.059 R)
• M15: 8,968,093 km (0.114 R)
• M16: 9,900,985 km (0.105 R)
• M17: 11,468,173 km (0.116 R)
• M18: 14,287,644 km (0.081 R)
• M19: 15,857,524 km (0.113 R)
• M20: 17,029,174 km (0.118 R)
• M21: 17,474,976 km (0.081 R)
• M22: 19,544,064 km (0.111 R)
• M23: 22,372,661 km (0.101 R)
• M24: 25,133,938 km (0.048 R)
• M25: 31,039,314 km (0.11 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 39.8

Radius: 6.3

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 13.2 AU - 14.54 AU

Year: 18962 Days

Day: 23.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 28,441,720 km

• M1: 83,924 km (0.075 R)
• M2: 460,761 km (0.105 R)
• M3: 2,478,089 km (0.077 R)
• M4: 3,098,920 km (0.117 R)
• M5: 4,043,481 km (0.034 R)
• M6: 4,823,035 km (0.032 R)
• M7: 8,685,652 km (0.107 R)
• M8: 9,115,297 km (0.105 R)
• M9: 14,491,695 km (0.069 R)
• M10: 15,546,061 km (0.116 R)
• M11: 19,079,563 km (0.09 R)
• M12: 20,549,212 km (0.087 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 205 - 19,023 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit