🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.43 AU - 0.65 AU

Year: 141 Days

Day: 33.8 Hours

Environment

Temp: 268 °C

Axial Tilt: 24.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 87,125,454 km

• M1: 13,464 km (0.105 R)
• M2: 59,390 km (0.094 R)

Asteroid Belt

Center: 0.81 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.85 AU - 1.29 AU

Year: 393 Days

Day: 19.5 Hours

Environment

Temp: 34 °C

Axial Tilt: 39.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 87,125,454 km

• M1: 17,952 km (0.098 R)
• M2: 239,955 km (0.117 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 2.56 AU - 2.82 AU

Year: 1565 Days

Day: 24.2 Hours

Environment

Temp: -78 °C

Axial Tilt: 47.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 2.21 AU - 3.23 AU

Year: 1591 Days

Day: 26.4 Hours

Environment

Temp: -95 °C

Axial Tilt: 0.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 2.71 AU - 3.37 AU

Year: 1880 Days

Day: 15.9 Hours

Environment

Temp: -100 °C

Axial Tilt: 16.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 3.09 AU - 3.19 AU

Year: 1974 Days

Day: 39.5 Hours

Environment

Temp: -94 °C

Axial Tilt: 27.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,125,454 km

• M1: 794,813 km (0.063 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 649.3

Radius: 9.3

Gravity: 7.51 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 9.12 AU - 11.14 AU

Year: 11438 Days

Day: 15 Hours

Environment

Temp: -170 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 87,125,454 km

• M1: 115,639 km (0.088 R)
• M2: 834,906 km (0.081 R)
• M3: 1,172,698 km (0.091 R)
• M4: 1,516,922 km (0.039 R)
• M5: 2,012,989 km (0.082 R)
• M6: 2,337,616 km (0.082 R)
• M7: 2,760,679 km (0.067 R)
• M8: 3,529,014 km (0.086 R)
• M9: 4,258,154 km (0.114 R)
• M10: 4,735,670 km (0.062 R)
• M11: 5,416,341 km (0.092 R)
• M12: 5,762,660 km (0.117 R)
• M13: 6,732,951 km (0.118 R)
• M14: 8,206,490 km (0.096 R)
• M15: 8,757,908 km (0.12 R)
• M16: 10,244,911 km (0.12 R)
• M17: 12,184,447 km (0.064 R)
• M18: 18,739,826 km (0.111 R)
• M19: 22,316,711 km (0.119 R)
• M20: 23,848,444 km (0.089 R)
• M21: 24,876,032 km (0.093 R)
• M22: 27,930,820 km (0.078 R)
• M23: 29,495,165 km (0.116 R)
• M24: 31,227,209 km (0.118 R)
• M25: 36,094,675 km (0.103 R)
• M26: 41,578,484 km (0.118 R)
• M27: 43,891,566 km (0.037 R)
• M28: 45,291,503 km (0.035 R)
• M29: 47,739,373 km (0.101 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 943.7

Radius: 6.2

Gravity: 24.55 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 11.47 AU - 18.79 AU

Year: 20878 Days

Day: 15.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 87,125,454 km

• M1: 77,193 km (0.07 R)
• M2: 321,187 km (0.043 R)
• M3: 732,581 km (0.045 R)
• M4: 1,164,021 km (0.112 R)
• M5: 1,388,867 km (0.089 R)
• M6: 1,642,585 km (0.105 R)
• M7: 1,967,661 km (0.044 R)
• M8: 2,546,904 km (0.111 R)
• M9: 5,774,478 km (0.059 R)
• M10: 6,076,516 km (0.079 R)
• M11: 6,949,868 km (0.052 R)
• M12: 7,956,662 km (0.074 R)
• M13: 8,385,409 km (0.045 R)
• M14: 9,347,473 km (0.083 R)
• M15: 10,444,175 km (0.104 R)
• M16: 12,106,208 km (0.102 R)
• M17: 12,817,845 km (0.082 R)
• M18: 13,110,159 km (0.064 R)
• M19: 18,046,141 km (0.104 R)
• M20: 21,125,763 km (0.113 R)
• M21: 23,326,796 km (0.061 R)
• M22: 25,445,999 km (0.093 R)
• M23: 26,611,217 km (0.115 R)
• M24: 28,922,654 km (0.108 R)
• M25: 32,029,203 km (0.094 R)
• M26: 32,703,291 km (0.094 R)
• M27: 33,662,812 km (0.101 R)
• M28: 40,596,823 km (0.117 R)
• M29: 43,815,421 km (0.037 R)
• M30: 48,072,827 km (0.117 R)
• M31: 50,210,880 km (0.106 R)
• M32: 51,120,136 km (0.096 R)
• M33: 52,225,813 km (0.056 R)
• M34: 54,103,716 km (0.113 R)
• M35: 65,890,681 km (0.06 R)
• M36: 70,547,813 km (0.076 R)
• M37: 86,604,152 km (0.1 R)

Kuiper Belt

Range: 30.9 - 54.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 382 - 11,572 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit