🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.55 AU - 0.59 AU

Year: 155 Days

Day: 30.1 Hours

Environment

Temp: 171 °C

Axial Tilt: 3.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.05 AU - 1.11 AU

Year: 404 Days

Day: 18.5 Hours

Environment

Temp: 28 °C

Axial Tilt: 1.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 88,449,349 km

• M1: 74,949 km (0.072 R)

Asteroid Belt

Center: 3.23 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 367.1

Radius: 8.6

Gravity: 4.96 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 5.28 AU - 5.46 AU

Year: 4479 Days

Day: 13.5 Hours

Environment

Temp: -143 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 88,449,349 km

• M1: 107,112 km (0.07 R)
• M2: 416,630 km (0.107 R)
• M3: 809,175 km (0.029 R)
• M4: 1,139,038 km (0.101 R)
• M5: 2,215,544 km (0.058 R)
• M6: 2,925,386 km (0.111 R)
• M7: 5,080,493 km (0.117 R)
• M8: 7,270,905 km (0.075 R)
• M9: 9,986,107 km (0.068 R)
• M10: 10,788,849 km (0.108 R)
• M11: 12,028,417 km (0.108 R)
• M12: 12,522,688 km (0.096 R)
• M13: 13,599,643 km (0.03 R)
• M14: 16,864,766 km (0.089 R)
• M15: 17,257,012 km (0.119 R)
• M16: 17,770,282 km (0.069 R)
• M17: 18,352,667 km (0.042 R)
• M18: 18,827,490 km (0.038 R)
• M19: 20,809,662 km (0.095 R)
• M20: 21,521,898 km (0.034 R)
• M21: 22,790,488 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 827

Radius: 12.3

Gravity: 5.47 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 6.09 AU - 7.27 AU

Year: 6214 Days

Day: 7.9 Hours

Environment

Temp: -162 °C

Axial Tilt: 71.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 88,449,349 km

• M1: 153,936 km (0.094 R)
• M2: 580,141 km (0.052 R)
• M3: 991,834 km (0.082 R)
• M4: 1,582,147 km (0.117 R)
• M5: 2,120,400 km (0.12 R)
• M6: 3,034,443 km (0.108 R)
• M7: 3,639,267 km (0.054 R)
• M8: 5,091,564 km (0.067 R)
• M9: 6,344,446 km (0.111 R)
• M10: 7,909,987 km (0.089 R)
• M11: 8,888,806 km (0.079 R)
• M12: 11,135,766 km (0.044 R)
• M13: 12,793,610 km (0.03 R)
• M14: 14,198,932 km (0.098 R)
• M15: 19,604,651 km (0.092 R)
• M16: 21,087,017 km (0.035 R)
• M17: 22,962,974 km (0.036 R)
• M18: 25,461,408 km (0.101 R)
• M19: 26,687,213 km (0.119 R)
• M20: 29,067,614 km (0.103 R)
• M21: 29,827,571 km (0.098 R)
• M22: 30,503,455 km (0.063 R)
• M23: 31,685,876 km (0.069 R)
• M24: 33,932,537 km (0.056 R)
• M25: 36,283,468 km (0.079 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 862.9

Radius: 11.6

Gravity: 6.41 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 6.65 AU - 10.17 AU

Year: 8777 Days

Day: 10.6 Hours

Environment

Temp: -161 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 88,449,349 km

• M1: 144,212 km (0.062 R)
• M2: 595,100 km (0.054 R)
• M3: 1,044,792 km (0.101 R)
• M4: 1,680,134 km (0.1 R)
• M5: 2,351,679 km (0.12 R)
• M6: 4,398,477 km (0.07 R)
• M7: 6,273,836 km (0.088 R)
• M8: 6,720,385 km (0.049 R)
• M9: 7,930,333 km (0.114 R)
• M10: 11,203,385 km (0.113 R)
• M11: 15,754,601 km (0.114 R)
• M12: 16,164,798 km (0.119 R)
• M13: 19,865,700 km (0.088 R)
• M14: 20,425,345 km (0.084 R)
• M15: 22,424,422 km (0.059 R)
• M16: 27,099,355 km (0.106 R)
• M17: 27,688,920 km (0.069 R)
• M18: 31,085,540 km (0.063 R)
• M19: 32,496,697 km (0.069 R)
• M20: 37,955,673 km (0.111 R)
• M21: 44,538,428 km (0.073 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 832.3

Radius: 3.6

Gravity: 64.22 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 12.61 AU - 13.61 AU

Year: 17083 Days

Day: 23.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 88,449,349 km

• M1: 46,076 km (0.116 R)
• M2: 174,132 km (0.044 R)
• M3: 812,017 km (0.093 R)
• M4: 1,682,976 km (0.12 R)
• M5: 2,076,867 km (0.109 R)
• M6: 2,529,401 km (0.06 R)
• M7: 2,742,129 km (0.093 R)
• M8: 2,941,244 km (0.085 R)
• M9: 3,203,638 km (0.081 R)
• M10: 3,481,442 km (0.096 R)
• M11: 4,478,661 km (0.055 R)
• M12: 5,975,089 km (0.118 R)
• M13: 6,182,880 km (0.069 R)
• M14: 8,430,139 km (0.105 R)
• M15: 8,744,594 km (0.116 R)
• M16: 10,315,970 km (0.076 R)
• M17: 12,600,329 km (0.089 R)
• M18: 14,371,419 km (0.101 R)
• M19: 14,594,469 km (0.117 R)
• M20: 16,544,029 km (0.12 R)
• M21: 19,194,155 km (0.051 R)
• M22: 31,233,642 km (0.109 R)
• M23: 43,341,196 km (0.106 R)
• M24: 64,673,852 km (0.107 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 501.7

Radius: 5.2

Gravity: 18.55 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 15.01 AU - 22.55 AU

Year: 29290 Days

Day: 17.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 88,449,349 km

• M1: 64,626 km (0.067 R)
• M2: 277,354 km (0.052 R)
• M3: 782,397 km (0.07 R)
• M4: 2,523,417 km (0.051 R)
• M5: 3,417,414 km (0.077 R)
• M6: 3,757,599 km (0.063 R)
• M7: 6,849,638 km (0.107 R)
• M8: 15,338,270 km (0.112 R)
• M9: 16,005,925 km (0.047 R)
• M10: 17,220,510 km (0.098 R)
• M11: 18,402,184 km (0.056 R)
• M12: 23,891,977 km (0.108 R)
• M13: 27,489,506 km (0.111 R)
• M14: 29,480,205 km (0.073 R)
• M15: 39,016,770 km (0.104 R)
• M16: 43,476,432 km (0.088 R)
• M17: 49,513,754 km (0.116 R)
• M18: 52,825,701 km (0.078 R)
• M19: 59,072,758 km (0.114 R)
• M20: 71,847,669 km (0.077 R)
• M21: 80,980,768 km (0.116 R)

Kuiper Belt

Range: 30.5 - 56.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 314 - 18,949 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit