🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.46 AU - 0.62 AU

Year: 152 Days

Day: 43.2 Hours

Environment

Temp: 165 °C

Axial Tilt: 3.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 55,208,057 km

• M1: 60,886 km (0.034 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.63 AU - 0.99 AU

Year: 279 Days

Day: 42.3 Hours

Environment

Temp: 32 °C

Axial Tilt: 17 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 2.51 AU - 3.45 AU

Year: 1970 Days

Day: 36.9 Hours

Environment

Temp: -118 °C

Axial Tilt: 9.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,208,057 km

• M1: 78,090 km (0.096 R)

Asteroid Belt

Center: 4.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 156.4

Radius: 11.1

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 5.69 AU - 6.35 AU

Year: 5655 Days

Day: 8.4 Hours

Environment

Temp: -166 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 55,208,057 km

• M1: 139,276 km (0.093 R)
• M2: 556,354 km (0.087 R)
• M3: 1,440,328 km (0.058 R)
• M4: 2,478,986 km (0.114 R)
• M5: 2,839,966 km (0.069 R)
• M6: 4,162,411 km (0.102 R)
• M7: 4,610,008 km (0.112 R)
• M8: 5,019,009 km (0.041 R)
• M9: 5,427,560 km (0.074 R)
• M10: 8,365,363 km (0.08 R)
• M11: 9,689,604 km (0.08 R)
• M12: 10,673,060 km (0.101 R)
• M13: 11,310,497 km (0.043 R)
• M14: 16,929,393 km (0.057 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 426.2

Radius: 8.7

Gravity: 5.63 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 7.36 AU - 8.24 AU

Year: 8341 Days

Day: 11.1 Hours

Environment

Temp: -181 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 55,208,057 km

• M1: 110,702 km (0.115 R)
• M2: 525,537 km (0.094 R)
• M3: 1,123,779 km (0.118 R)
• M4: 1,618,649 km (0.038 R)
• M5: 3,446,585 km (0.044 R)
• M6: 4,056,346 km (0.07 R)
• M7: 4,573,057 km (0.069 R)
• M8: 6,089,980 km (0.094 R)
• M9: 6,944,932 km (0.089 R)
• M10: 8,723,949 km (0.055 R)
• M11: 10,454,198 km (0.059 R)
• M12: 11,325,307 km (0.103 R)
• M13: 18,409,963 km (0.097 R)
• M14: 18,756,581 km (0.091 R)
• M15: 19,249,057 km (0.087 R)
• M16: 21,458,468 km (0.042 R)
• M17: 22,624,135 km (0.097 R)
• M18: 25,421,914 km (0.071 R)
• M19: 27,171,162 km (0.08 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 613

Radius: 10

Gravity: 6.13 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 8.68 AU - 11.3 AU

Year: 12090 Days

Day: 11.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 55,208,057 km

• M1: 161,267 km (0.115 R)
• M2: 536,458 km (0.116 R)
• M3: 1,032,973 km (0.063 R)
• M4: 2,055,475 km (0.096 R)
• M5: 2,584,752 km (0.087 R)
• M6: 2,904,293 km (0.107 R)
• M7: 3,250,463 km (0.071 R)
• M8: 4,082,526 km (0.104 R)
• M9: 4,795,210 km (0.107 R)
• M10: 5,623,534 km (0.054 R)
• M11: 12,111,743 km (0.11 R)
• M12: 12,527,774 km (0.102 R)
• M13: 13,514,672 km (0.11 R)
• M14: 16,933,432 km (0.104 R)
• M15: 17,529,130 km (0.03 R)
• M16: 21,230,182 km (0.117 R)
• M17: 21,574,855 km (0.11 R)
• M18: 25,325,424 km (0.114 R)
• M19: 29,276,453 km (0.104 R)
• M20: 31,677,349 km (0.03 R)
• M21: 34,680,526 km (0.119 R)
• M22: 35,399,494 km (0.05 R)
• M23: 36,373,675 km (0.09 R)
• M24: 38,121,427 km (0.096 R)
• M25: 40,449,768 km (0.103 R)
• M26: 41,648,795 km (0.074 R)
• M27: 45,103,608 km (0.032 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 402

Radius: 4.6

Gravity: 19 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 10.86 AU - 13.36 AU

Year: 16136 Days

Day: 15.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 55,208,057 km

• M1: 65,823 km (0.089 R)
• M2: 373,546 km (0.099 R)
• M3: 590,164 km (0.069 R)
• M4: 1,004,400 km (0.106 R)
• M5: 1,154,896 km (0.056 R)
• M6: 1,621,940 km (0.058 R)
• M7: 3,059,576 km (0.115 R)
• M8: 4,261,146 km (0.112 R)
• M9: 4,411,492 km (0.087 R)
• M10: 5,819,806 km (0.102 R)
• M11: 6,387,979 km (0.09 R)
• M12: 10,270,791 km (0.108 R)
• M13: 10,817,871 km (0.039 R)
• M14: 12,514,011 km (0.094 R)
• M15: 13,264,843 km (0.114 R)
• M16: 13,457,226 km (0.046 R)
• M17: 16,718,908 km (0.111 R)
• M18: 23,698,247 km (0.096 R)
• M19: 35,751,647 km (0.06 R)
• M20: 44,275,285 km (0.096 R)
• M21: 46,451,934 km (0.081 R)
• M22: 53,895,026 km (0.086 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 402 - 14,412 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit