🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.68 AU - 0.92 AU

Year: 251 Days

Day: 40.3 Hours

Environment

Temp: 138 °C

Axial Tilt: 19.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 42,421,597 km

• M1: 241,301 km (0.11 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.26 AU - 1.74 AU

Year: 646 Days

Day: 27.6 Hours

Environment

Temp: 9 °C

Axial Tilt: 20.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 1.8 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 2.04 AU - 2.14 AU

Year: 1062 Days

Day: 38 Hours

Environment

Temp: -49 °C

Axial Tilt: 7.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.85 AU - 2.63 AU

Year: 1178 Days

Day: 32.4 Hours

Environment

Temp: -60 °C

Axial Tilt: 8.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 2.87 AU - 3.11 AU

Year: 1817 Days

Day: 18.4 Hours

Environment

Temp: -100 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.24 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 715.8

Radius: 9.3

Gravity: 8.28 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 6.12 AU - 8.86 AU

Year: 7204 Days

Day: 10.4 Hours

Environment

Temp: -162 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 42,421,597 km

• M1: 115,789 km (0.076 R)
• M2: 602,281 km (0.08 R)
• M3: 962,064 km (0.099 R)
• M4: 1,333,815 km (0.104 R)
• M5: 1,844,691 km (0.083 R)
• M6: 2,610,034 km (0.108 R)
• M7: 3,714,814 km (0.081 R)
• M8: 4,900,377 km (0.032 R)
• M9: 6,778,579 km (0.091 R)
• M10: 7,220,042 km (0.087 R)
• M11: 7,878,422 km (0.042 R)
• M12: 10,142,287 km (0.077 R)
• M13: 11,785,320 km (0.057 R)
• M14: 12,974,923 km (0.098 R)
• M15: 14,602,248 km (0.114 R)
• M16: 19,113,522 km (0.069 R)
• M17: 23,714,554 km (0.102 R)
• M18: 25,428,197 km (0.094 R)
• M19: 26,225,554 km (0.079 R)
• M20: 26,585,337 km (0.065 R)
• M21: 28,150,879 km (0.097 R)
• M22: 32,487,272 km (0.094 R)
• M23: 33,215,814 km (0.081 R)
• M24: 34,275,565 km (0.117 R)
• M25: 37,249,122 km (0.088 R)
• M26: 37,818,192 km (0.073 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 966.2

Radius: 9.6

Gravity: 10.48 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 8.69 AU - 10.11 AU

Year: 10129 Days

Day: 12 Hours

Environment

Temp: -163 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 42,421,597 km

• M1: 119,529 km (0.054 R)
• M2: 508,334 km (0.11 R)
• M3: 839,543 km (0.117 R)
• M4: 1,244,505 km (0.091 R)
• M5: 1,700,030 km (0.077 R)
• M6: 2,264,463 km (0.11 R)
• M7: 2,837,423 km (0.114 R)
• M8: 3,713,169 km (0.112 R)
• M9: 4,042,134 km (0.069 R)
• M10: 4,696,326 km (0.112 R)
• M11: 5,316,708 km (0.063 R)
• M12: 5,807,988 km (0.083 R)
• M13: 6,562,260 km (0.074 R)
• M14: 7,253,402 km (0.095 R)
• M15: 8,403,511 km (0.118 R)
• M16: 11,117,366 km (0.087 R)
• M17: 11,572,442 km (0.069 R)
• M18: 13,971,095 km (0.105 R)
• M19: 14,568,439 km (0.094 R)
• M20: 15,252,101 km (0.117 R)
• M21: 16,172,427 km (0.101 R)
• M22: 18,754,636 km (0.108 R)
• M23: 21,424,958 km (0.095 R)
• M24: 21,864,028 km (0.048 R)
• M25: 22,942,030 km (0.058 R)
• M26: 23,401,445 km (0.113 R)
• M27: 27,198,987 km (0.058 R)
• M28: 45,773,208 km (0.063 R)
• M29: 49,340,669 km (0.041 R)
• M30: 51,505,051 km (0.08 R)
• M31: 53,410,030 km (0.112 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 205.4

Radius: 12.3

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 10.64 AU - 13.14 AU

Year: 14410 Days

Day: 13.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 42,421,597 km

• M1: 153,039 km (0.051 R)
• M2: 1,321,248 km (0.077 R)
• M3: 3,532,604 km (0.034 R)
• M4: 4,252,768 km (0.066 R)
• M5: 9,591,767 km (0.074 R)
• M6: 16,743,742 km (0.088 R)
• M7: 18,914,257 km (0.08 R)
• M8: 26,270,583 km (0.094 R)
• M9: 31,492,895 km (0.116 R)
• M10: 34,783,599 km (0.082 R)
• M11: 36,568,751 km (0.114 R)
• M12: 40,929,529 km (0.058 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 118.1

Radius: 6.7

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 13.99 AU - 15.65 AU

Year: 20052 Days

Day: 24.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 42,421,597 km

• M1: 83,924 km (0.059 R)
• M2: 411,993 km (0.075 R)
• M3: 871,258 km (0.09 R)
• M4: 3,131,383 km (0.066 R)
• M5: 4,943,312 km (0.081 R)
• M6: 5,600,944 km (0.116 R)
• M7: 5,866,331 km (0.088 R)
• M8: 8,734,571 km (0.111 R)
• M9: 10,669,919 km (0.076 R)
• M10: 10,975,248 km (0.093 R)
• M11: 17,802,296 km (0.115 R)
• M12: 19,563,213 km (0.051 R)
• M13: 22,417,391 km (0.04 R)
• M14: 26,084,334 km (0.032 R)
• M15: 27,106,835 km (0.065 R)
• M16: 31,569,339 km (0.049 R)
• M17: 32,730,219 km (0.097 R)
• M18: 33,159,266 km (0.046 R)
• M19: 34,028,728 km (0.077 R)
• M20: 37,307,914 km (0.115 R)
• M21: 40,176,303 km (0.115 R)

Kuiper Belt

Range: 31.2 - 59.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 394 - 10,816 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit