🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.47 AU - 0.63 AU

Year: 144 Days

Day: 38.8 Hours

Environment

Temp: 205 °C

Axial Tilt: 34.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 81,030,413 km

• M1: 85,121 km (0.067 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.7 AU - 0.92 AU

Year: 257 Days

Day: 14.3 Hours

Environment

Temp: 191 °C

Axial Tilt: 23.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 81,030,413 km

• M1: 79,287 km (0.084 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.95 AU - 0.97 AU

Year: 332 Days

Day: 29.1 Hours

Environment

Temp: 172 °C

Axial Tilt: 3.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.13 AU - 1.65 AU

Year: 579 Days

Day: 34.4 Hours

Environment

Temp: -10 °C

Axial Tilt: 48 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 81,030,413 km

• M1: 147,204 km (0.064 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.07 AU - 1.73 AU

Year: 585 Days

Day: 39.7 Hours

Environment

Temp: 8 °C

Axial Tilt: 26.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 3.45 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 564.7

Radius: 9.8

Gravity: 5.88 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 5.26 AU - 5.74 AU

Year: 4555 Days

Day: 13.3 Hours

Environment

Temp: -130 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 81,030,413 km

• M1: 121,922 km (0.037 R)
• M2: 516,113 km (0.114 R)
• M3: 829,819 km (0.092 R)
• M4: 1,247,646 km (0.109 R)
• M5: 1,804,150 km (0.116 R)
• M6: 2,377,858 km (0.064 R)
• M7: 3,218,598 km (0.06 R)
• M8: 3,867,255 km (0.096 R)
• M9: 5,052,369 km (0.077 R)
• M10: 6,839,016 km (0.102 R)
• M11: 7,840,125 km (0.046 R)
• M12: 8,935,930 km (0.055 R)
• M13: 9,481,064 km (0.113 R)
• M14: 10,214,243 km (0.1 R)
• M15: 14,248,599 km (0.113 R)
• M16: 15,374,622 km (0.105 R)
• M17: 15,706,879 km (0.042 R)
• M18: 16,044,072 km (0.097 R)
• M19: 17,084,675 km (0.084 R)
• M20: 19,557,378 km (0.108 R)
• M21: 20,811,607 km (0.048 R)
• M22: 23,626,141 km (0.095 R)
• M23: 25,431,488 km (0.101 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 43.7

Radius: 10.1

Gravity: 0.43 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 6.96 AU - 7.7 AU

Year: 7007 Days

Day: 9.4 Hours

Environment

Temp: -146 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 81,030,413 km

• M1: 128,056 km (0.063 R)
• M2: 740,958 km (0.096 R)
• M3: 1,877,752 km (0.099 R)
• M4: 2,318,767 km (0.084 R)
• M5: 2,828,297 km (0.115 R)
• M6: 3,234,456 km (0.065 R)
• M7: 7,485,578 km (0.081 R)
• M8: 11,831,995 km (0.077 R)
• M9: 12,571,457 km (0.043 R)
• M10: 13,928,759 km (0.072 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 755.8

Radius: 4.1

Gravity: 44.96 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 14.84 AU - 15.56 AU

Year: 20925 Days

Day: 22.7 Hours

Environment

Temp: -178 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 81,030,413 km

• M1: 51,761 km (0.103 R)
• M2: 250,277 km (0.077 R)
• M3: 718,519 km (0.042 R)
• M4: 936,931 km (0.102 R)
• M5: 1,170,454 km (0.109 R)
• M6: 1,441,675 km (0.109 R)
• M7: 1,965,267 km (0.076 R)
• M8: 2,606,294 km (0.084 R)
• M9: 2,987,619 km (0.093 R)
• M10: 3,552,800 km (0.07 R)
• M11: 6,311,385 km (0.1 R)
• M12: 8,620,577 km (0.082 R)
• M13: 9,232,433 km (0.079 R)
• M14: 11,111,980 km (0.096 R)
• M15: 12,802,287 km (0.077 R)
• M16: 13,016,062 km (0.069 R)
• M17: 14,656,552 km (0.065 R)
• M18: 15,365,796 km (0.116 R)
• M19: 17,894,748 km (0.069 R)
• M20: 19,538,080 km (0.113 R)
• M21: 20,396,174 km (0.104 R)
• M22: 21,378,882 km (0.117 R)
• M23: 21,579,194 km (0.115 R)
• M24: 28,426,438 km (0.115 R)
• M25: 29,034,404 km (0.101 R)
• M26: 30,150,703 km (0.058 R)
• M27: 31,683,034 km (0.111 R)
• M28: 36,447,576 km (0.11 R)
• M29: 37,020,835 km (0.08 R)
• M30: 38,925,067 km (0.097 R)
• M31: 40,128,881 km (0.119 R)
• M32: 41,357,229 km (0.025 R)
• M33: 44,374,618 km (0.098 R)
• M34: 46,689,495 km (0.116 R)
• M35: 48,909,977 km (0.1 R)
• M36: 51,199,871 km (0.071 R)
• M37: 59,875,650 km (0.082 R)
• M38: 64,977,536 km (0.094 R)
• M39: 65,397,756 km (0.03 R)

Kuiper Belt

Range: 31.1 - 51.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 293 - 14,981 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit