🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.72 AU - 0.86 AU

Year: 262 Days

Day: 26 Hours

Environment

Temp: 110 °C

Axial Tilt: 8.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 75,546,370 km

• M1: 270,623 km (0.058 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.99 AU - 1.05 AU

Year: 384 Days

Day: 41.1 Hours

Environment

Temp: 21 °C

Axial Tilt: 35.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.84 AU - 1.36 AU

Year: 430 Days

Day: 15.7 Hours

Environment

Temp: -0 °C

Axial Tilt: 24.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.29 AU - 1.37 AU

Year: 572 Days

Day: 42.1 Hours

Environment

Temp: -36 °C

Axial Tilt: 26 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 75,546,370 km

• M1: 130,001 km (0.096 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.37 AU - 2.17 AU

Year: 878 Days

Day: 15.8 Hours

Environment

Temp: -70 °C

Axial Tilt: 9.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 75,546,370 km

• M1: 54,005 km (0.066 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.59 AU - 2.23 AU

Year: 984 Days

Day: 47.4 Hours

Environment

Temp: -65 °C

Axial Tilt: 43.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 2.13 AU - 3.31 AU

Year: 1672 Days

Day: 42.3 Hours

Environment

Temp: -95 °C

Axial Tilt: 3.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 75,546,370 km

• M1: 307,124 km (0.115 R)

Asteroid Belt

Center: 6.19 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 9.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 400.5

Radius: 9.7

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 8.31 AU - 10.99 AU

Year: 11175 Days

Day: 6.8 Hours

Environment

Temp: -183 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 75,546,370 km

• M1: 120,725 km (0.106 R)
• M2: 912,547 km (0.108 R)
• M3: 1,214,436 km (0.088 R)
• M4: 1,812,378 km (0.076 R)
• M5: 2,595,972 km (0.113 R)
• M6: 3,964,792 km (0.028 R)
• M7: 6,034,030 km (0.064 R)
• M8: 6,528,451 km (0.052 R)
• M9: 7,320,721 km (0.095 R)
• M10: 8,049,712 km (0.078 R)
• M11: 8,870,855 km (0.079 R)
• M12: 11,723,985 km (0.109 R)
• M13: 12,892,793 km (0.101 R)
• M14: 13,535,167 km (0.102 R)
• M15: 14,569,636 km (0.113 R)
• M16: 15,202,435 km (0.104 R)
• M17: 16,658,920 km (0.103 R)
• M18: 17,280,648 km (0.112 R)
• M19: 18,061,699 km (0.116 R)
• M20: 21,910,852 km (0.113 R)
• M21: 22,573,571 km (0.093 R)
• M22: 23,079,361 km (0.111 R)
• M23: 26,274,472 km (0.069 R)
• M24: 29,954,879 km (0.074 R)
• M25: 31,918,052 km (0.109 R)
• M26: 32,555,339 km (0.042 R)
• M27: 32,984,984 km (0.04 R)
• M28: 34,296,359 km (0.079 R)
• M29: 36,213,456 km (0.116 R)
• M30: 40,013,840 km (0.077 R)
• M31: 42,775,716 km (0.099 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 524.3

Radius: 5.3

Gravity: 18.67 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 13.43 AU - 17.45 AU

Year: 22617 Days

Day: 15.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 75,546,370 km

• M1: 65,973 km (0.112 R)
• M2: 273,016 km (0.09 R)
• M3: 774,917 km (0.107 R)
• M4: 1,470,547 km (0.077 R)
• M5: 1,635,703 km (0.081 R)
• M6: 2,083,599 km (0.11 R)
• M7: 3,471,419 km (0.102 R)
• M8: 3,706,287 km (0.035 R)
• M9: 4,440,813 km (0.072 R)
• M10: 5,539,160 km (0.053 R)
• M11: 6,278,922 km (0.082 R)
• M12: 6,717,393 km (0.103 R)
• M13: 7,129,087 km (0.092 R)
• M14: 8,104,315 km (0.111 R)
• M15: 8,676,976 km (0.114 R)
• M16: 11,624,203 km (0.091 R)
• M17: 21,179,767 km (0.101 R)
• M18: 21,374,095 km (0.084 R)
• M19: 22,767,599 km (0.111 R)
• M20: 27,081,254 km (0.079 R)
• M21: 28,948,983 km (0.108 R)
• M22: 32,421,449 km (0.077 R)
• M23: 32,939,058 km (0.118 R)
• M24: 33,858,336 km (0.119 R)
• M25: 39,882,942 km (0.11 R)
• M26: 40,926,686 km (0.105 R)
• M27: 41,988,682 km (0.095 R)
• M28: 46,912,845 km (0.098 R)
• M29: 51,153,795 km (0.094 R)
• M30: 53,636,821 km (0.046 R)
• M31: 57,133,521 km (0.092 R)
• M32: 61,763,725 km (0.09 R)
• M33: 62,160,458 km (0.069 R)
• M34: 62,359,424 km (0.088 R)
• M35: 63,764,447 km (0.037 R)
• M36: 68,742,017 km (0.1 R)
• M37: 73,082,749 km (0.109 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 396 - 19,490 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit