🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.59 AU - 0.81 AU

Year: 210 Days

Day: 22.1 Hours

Environment

Temp: 211 °C

Axial Tilt: 49.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.9 AU - 1.18 AU

Year: 380 Days

Day: 43.7 Hours

Environment

Temp: 39 °C

Axial Tilt: 21.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.09 AU - 1.49 AU

Year: 525 Days

Day: 35.3 Hours

Environment

Temp: 2 °C

Axial Tilt: 20.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 84,694,304 km

• M1: 155,582 km (0.072 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.23 AU - 1.59 AU

Year: 600 Days

Day: 16.7 Hours

Environment

Temp: -18 °C

Axial Tilt: 33.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 84,694,304 km

• M1: 27,975 km (0.119 R)
• M2: 105,317 km (0.118 R)

Asteroid Belt

Center: 2.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 2.35 AU - 3.89 AU

Year: 1974 Days

Day: 16.8 Hours

Environment

Temp: -93 °C

Axial Tilt: 28.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 3.57 AU - 5.55 AU

Year: 3488 Days

Day: 34.4 Hours

Environment

Temp: -125 °C

Axial Tilt: 25.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 11.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 222.3

Radius: 9

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 10.14 AU - 13.42 AU

Year: 14481 Days

Day: 10 Hours

Environment

Temp: -186 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 84,694,304 km

• M1: 112,198 km (0.079 R)
• M2: 409,599 km (0.103 R)
• M3: 693,237 km (0.062 R)
• M4: 1,808,788 km (0.073 R)
• M5: 2,455,799 km (0.048 R)
• M6: 2,843,706 km (0.083 R)
• M7: 3,431,925 km (0.051 R)
• M8: 3,742,939 km (0.044 R)
• M9: 6,058,564 km (0.088 R)
• M10: 7,222,884 km (0.06 R)
• M11: 8,835,998 km (0.059 R)
• M12: 9,331,466 km (0.073 R)
• M13: 9,845,185 km (0.107 R)
• M14: 11,395,169 km (0.097 R)
• M15: 11,820,326 km (0.076 R)
• M16: 14,658,796 km (0.062 R)
• M17: 18,136,647 km (0.031 R)
• M18: 20,374,931 km (0.115 R)
• M19: 25,482,202 km (0.111 R)
• M20: 26,026,589 km (0.119 R)
• M21: 27,992,754 km (0.053 R)
• M22: 28,281,477 km (0.11 R)
• M23: 35,037,168 km (0.048 R)
• M24: 35,710,209 km (0.095 R)
• M25: 41,909,245 km (0.084 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 27.9

Radius: 4.8

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 12.54 AU - 13.5 AU

Year: 16826 Days

Day: 19.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 84,694,304 km

• M1: 59,690 km (0.119 R)
• M2: 243,097 km (0.081 R)
• M3: 454,778 km (0.113 R)
• M4: 1,367,175 km (0.096 R)
• M5: 1,526,796 km (0.074 R)
• M6: 1,783,805 km (0.093 R)
• M7: 2,354,521 km (0.102 R)
• M8: 2,601,208 km (0.073 R)
• M9: 3,563,571 km (0.04 R)
• M10: 4,912,345 km (0.087 R)
• M11: 5,136,742 km (0.119 R)
• M12: 8,388,701 km (0.092 R)
• M13: 9,643,528 km (0.108 R)
• M14: 11,620,613 km (0.101 R)
• M15: 11,885,401 km (0.094 R)
• M16: 12,154,229 km (0.052 R)
• M17: 16,135,626 km (0.099 R)
• M18: 18,003,954 km (0.086 R)
• M19: 19,886,045 km (0.091 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 506.8

Radius: 4.6

Gravity: 23.95 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 17.46 AU - 18.5 AU

Year: 27306 Days

Day: 21.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 84,694,304 km

• M1: 59,091 km (0.117 R)
• M2: 243,097 km (0.101 R)
• M3: 495,468 km (0.057 R)
• M4: 704,307 km (0.114 R)
• M5: 852,259 km (0.096 R)
• M6: 1,183,918 km (0.1 R)
• M7: 2,677,503 km (0.098 R)
• M8: 3,210,819 km (0.118 R)
• M9: 4,520,548 km (0.119 R)
• M10: 5,233,831 km (0.116 R)
• M11: 7,023,919 km (0.098 R)
• M12: 7,169,029 km (0.051 R)
• M13: 7,365,750 km (0.066 R)
• M14: 10,260,469 km (0.119 R)
• M15: 12,872,897 km (0.111 R)
• M16: 13,237,018 km (0.101 R)
• M17: 13,458,722 km (0.098 R)
• M18: 14,138,644 km (0.063 R)
• M19: 19,173,959 km (0.094 R)
• M20: 19,362,901 km (0.091 R)
• M21: 20,033,997 km (0.119 R)
• M22: 22,768,347 km (0.119 R)
• M23: 28,347,600 km (0.117 R)
• M24: 31,385,334 km (0.086 R)
• M25: 32,578,227 km (0.105 R)
• M26: 32,982,441 km (0.099 R)
• M27: 36,482,433 km (0.099 R)
• M28: 37,064,368 km (0.119 R)
• M29: 39,454,494 km (0.079 R)
• M30: 41,628,300 km (0.075 R)
• M31: 47,928,764 km (0.099 R)
• M32: 51,851,669 km (0.108 R)
• M33: 52,034,927 km (0.118 R)
• M34: 56,952,059 km (0.101 R)
• M35: 59,122,425 km (0.111 R)
• M36: 65,963,087 km (0.116 R)
• M37: 70,131,332 km (0.048 R)
• M38: 71,030,715 km (0.055 R)
• M39: 74,238,841 km (0.109 R)
• M40: 79,716,965 km (0.072 R)

Kuiper Belt

Range: 30.6 - 50.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 380 - 14,860 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit