🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.76 AU - 1.08 AU

Year: 338 Days

Day: 45.4 Hours

Environment

Temp: 14 °C

Axial Tilt: 5.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.91 AU - 1.25 AU

Year: 430 Days

Day: 44.4 Hours

Environment

Temp: -7 °C

Axial Tilt: 17.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.18 AU - 1.64 AU

Year: 641 Days

Day: 33.9 Hours

Environment

Temp: -42 °C

Axial Tilt: 36.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.59 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 9.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 206.9

Radius: 12.1

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 8.56 AU - 10.98 AU

Year: 11693 Days

Day: 11.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 95,318,630 km

• M1: 232,176 km (0.12 R)
• M2: 973,284 km (0.093 R)
• M3: 1,700,629 km (0.078 R)
• M4: 2,879,011 km (0.098 R)
• M5: 3,498,496 km (0.085 R)
• M6: 4,130,696 km (0.115 R)
• M7: 4,865,372 km (0.104 R)
• M8: 5,778,517 km (0.092 R)
• M9: 8,139,171 km (0.116 R)
• M10: 10,792,888 km (0.088 R)
• M11: 18,144,875 km (0.101 R)
• M12: 31,011,339 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 160.3

Radius: 9.8

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 10.59 AU - 10.65 AU

Year: 13251 Days

Day: 11.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 95,318,630 km

• M1: 122,072 km (0.11 R)
• M2: 450,738 km (0.087 R)
• M3: 805,435 km (0.119 R)
• M4: 1,979,778 km (0.114 R)
• M5: 2,394,763 km (0.109 R)
• M6: 2,790,748 km (0.086 R)
• M7: 4,148,499 km (0.096 R)
• M8: 6,595,471 km (0.099 R)
• M9: 8,222,497 km (0.105 R)
• M10: 8,544,881 km (0.039 R)
• M11: 10,471,851 km (0.108 R)
• M12: 10,995,593 km (0.105 R)
• M13: 11,387,390 km (0.05 R)
• M14: 16,589,057 km (0.077 R)
• M15: 20,723,195 km (0.111 R)
• M16: 22,789,590 km (0.095 R)
• M17: 24,323,567 km (0.105 R)
• M18: 24,655,075 km (0.113 R)
• M19: 29,057,890 km (0.083 R)
• M20: 31,738,983 km (0.103 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 84.8

Radius: 3.8

Gravity: 5.87 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 10.36 AU - 16.56 AU

Year: 18908 Days

Day: 15 Hours

Environment

Temp: -199 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 95,318,630 km

• M1: 47,423 km (0.087 R)
• M2: 199,564 km (0.106 R)
• M3: 597,045 km (0.08 R)
• M4: 765,343 km (0.08 R)
• M5: 1,231,490 km (0.092 R)
• M6: 1,394,402 km (0.065 R)
• M7: 1,806,693 km (0.067 R)
• M8: 2,788,804 km (0.116 R)
• M9: 3,050,151 km (0.12 R)
• M10: 3,460,947 km (0.074 R)
• M11: 3,810,707 km (0.071 R)
• M12: 4,081,778 km (0.047 R)
• M13: 4,418,523 km (0.099 R)
• M14: 4,552,862 km (0.115 R)
• M15: 5,540,058 km (0.104 R)
• M16: 8,783,789 km (0.105 R)
• M17: 8,953,732 km (0.07 R)
• M18: 9,655,346 km (0.057 R)
• M19: 11,517,989 km (0.118 R)
• M20: 12,346,911 km (0.096 R)
• M21: 16,124,706 km (0.048 R)
• M22: 20,831,204 km (0.115 R)
• M23: 21,592,508 km (0.11 R)
• M24: 24,823,223 km (0.083 R)
• M25: 30,058,401 km (0.103 R)
• M26: 35,551,934 km (0.112 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 982.9

Radius: 4.3

Gravity: 53.16 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 13.24 AU - 17.8 AU

Year: 23410 Days

Day: 19.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 95,318,630 km

• M1: 53,556 km (0.114 R)
• M2: 303,833 km (0.049 R)
• M3: 538,253 km (0.093 R)
• M4: 1,227,750 km (0.086 R)
• M5: 1,403,677 km (0.095 R)
• M6: 1,928,616 km (0.109 R)
• M7: 3,323,765 km (0.087 R)
• M8: 5,198,825 km (0.095 R)
• M9: 5,969,404 km (0.098 R)
• M10: 6,571,386 km (0.069 R)
• M11: 6,715,748 km (0.055 R)
• M12: 7,111,434 km (0.056 R)
• M13: 7,366,498 km (0.094 R)
• M14: 12,542,435 km (0.06 R)
• M15: 24,216,155 km (0.118 R)
• M16: 31,348,982 km (0.09 R)
• M17: 32,729,471 km (0.092 R)
• M18: 43,038,859 km (0.097 R)
• M19: 44,914,816 km (0.118 R)
• M20: 45,088,050 km (0.113 R)
• M21: 45,435,865 km (0.092 R)
• M22: 52,387,678 km (0.094 R)
• M23: 54,131,990 km (0.049 R)
• M24: 55,117,690 km (0.103 R)
• M25: 56,719,434 km (0.069 R)
• M26: 56,921,840 km (0.114 R)
• M27: 62,139,216 km (0.063 R)
• M28: 64,752,990 km (0.082 R)
• M29: 74,477,450 km (0.099 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 176 - 11,832 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit