🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.47 AU - 0.67 AU

Year: 151 Days

Day: 30.1 Hours

Environment

Temp: 249 °C

Axial Tilt: 6.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 91,459,510 km

• M1: 78,688 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.46 AU - 0.72 AU

Year: 159 Days

Day: 32.3 Hours

Environment

Temp: 186 °C

Axial Tilt: 33.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.8 AU - 0.82 AU

Year: 255 Days

Day: 42.8 Hours

Environment

Temp: 208 °C

Axial Tilt: 23.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.69 AU - 1.01 AU

Year: 274 Days

Day: 26.5 Hours

Environment

Temp: 201 °C

Axial Tilt: 5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 91,459,510 km

• M1: 63,729 km (0.119 R)
• M2: 220,657 km (0.033 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.75 AU - 1.25 AU

Year: 350 Days

Day: 40.9 Hours

Environment

Temp: 101 °C

Axial Tilt: 37.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 6 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.28 AU - 1.76 AU

Year: 656 Days

Day: 31.2 Hours

Environment

Temp: 5 °C

Axial Tilt: 32.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 91,459,510 km

• M1: 42,187 km (0.074 R)
• M2: 183,257 km (0.1 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.71 AU - 2.49 AU

Year: 1065 Days

Day: 44.4 Hours

Environment

Temp: -62 °C

Axial Tilt: 45.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.97 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 422.5

Radius: 13.8

Gravity: 2.22 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 5.52 AU - 6.14 AU

Year: 4925 Days

Day: 8.6 Hours

Environment

Temp: -145 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 91,459,510 km

• M1: 171,589 km (0.054 R)
• M2: 744,399 km (0.105 R)
• M3: 1,350,719 km (0.091 R)
• M4: 1,926,222 km (0.091 R)
• M5: 2,490,057 km (0.072 R)
• M6: 2,949,172 km (0.067 R)
• M7: 3,807,864 km (0.117 R)
• M8: 4,468,788 km (0.09 R)
• M9: 5,205,408 km (0.094 R)
• M10: 7,603,910 km (0.104 R)
• M11: 8,402,164 km (0.095 R)
• M12: 8,840,337 km (0.076 R)
• M13: 9,922,677 km (0.051 R)
• M14: 11,135,018 km (0.034 R)
• M15: 11,664,744 km (0.119 R)
• M16: 14,779,821 km (0.118 R)
• M17: 15,802,322 km (0.103 R)
• M18: 18,473,243 km (0.083 R)
• M19: 20,763,736 km (0.099 R)
• M20: 22,184,167 km (0.108 R)
• M21: 22,671,707 km (0.089 R)
• M22: 25,369,106 km (0.075 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 674.5

Radius: 5.3

Gravity: 24.01 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 15.56 AU - 20.3 AU

Year: 26561 Days

Day: 19.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 91,459,510 km

• M1: 68,366 km (0.103 R)
• M2: 322,084 km (0.117 R)
• M3: 522,845 km (0.074 R)
• M4: 1,039,107 km (0.111 R)
• M5: 2,841,612 km (0.067 R)
• M6: 3,032,648 km (0.116 R)
• M7: 3,440,751 km (0.093 R)
• M8: 3,689,831 km (0.046 R)
• M9: 5,871,417 km (0.1 R)
• M10: 6,137,253 km (0.094 R)
• M11: 7,181,296 km (0.062 R)
• M12: 7,588,801 km (0.049 R)
• M13: 8,228,631 km (0.111 R)
• M14: 11,558,829 km (0.114 R)
• M15: 11,976,656 km (0.035 R)
• M16: 12,404,506 km (0.081 R)
• M17: 12,842,528 km (0.114 R)
• M18: 13,749,540 km (0.099 R)
• M19: 18,836,167 km (0.082 R)
• M20: 19,220,634 km (0.04 R)
• M21: 20,004,975 km (0.074 R)
• M22: 27,553,684 km (0.034 R)
• M23: 35,328,136 km (0.097 R)
• M24: 38,008,929 km (0.105 R)
• M25: 41,143,304 km (0.117 R)
• M26: 44,445,527 km (0.094 R)
• M27: 45,987,582 km (0.061 R)
• M28: 55,208,346 km (0.079 R)
• M29: 59,217,120 km (0.091 R)
• M30: 60,873,618 km (0.068 R)
• M31: 61,713,310 km (0.108 R)
• M32: 65,807,505 km (0.06 R)
• M33: 67,360,331 km (0.085 R)
• M34: 75,492,471 km (0.098 R)
• M35: 82,195,204 km (0.036 R)
• M36: 84,774,869 km (0.105 R)

Kuiper Belt

Range: 31.4 - 46.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 182 - 14,276 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit