🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.58 AU - 0.6 AU

Year: 297 Days

Day: 30.3 Hours

Environment

Temp: -126 °C

Axial Tilt: 16.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 68,782,990 km

• M1: 53,706 km (0.043 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.55 AU - 0.63 AU

Year: 297 Days

Day: 27.9 Hours

Environment

Temp: -127 °C

Axial Tilt: 48.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 68,782,990 km

• M1: 50,714 km (0.061 R)
• M2: 337,942 km (0.108 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.61 AU - 0.67 AU

Year: 336 Days

Day: 27 Hours

Environment

Temp: -126 °C

Axial Tilt: 2.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.1 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 48.6

Radius: 11.2

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.34 AU - 1.76 AU

Year: 1266 Days

Day: 13.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 68,782,990 km

• M1: 139,276 km (0.081 R)
• M2: 609,611 km (0.098 R)
• M3: 1,083,388 km (0.061 R)
• M4: 1,474,885 km (0.058 R)
• M5: 1,954,646 km (0.075 R)
• M6: 2,376,961 km (0.089 R)
• M7: 3,168,483 km (0.115 R)
• M8: 3,684,895 km (0.069 R)
• M9: 4,591,907 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 398.9

Radius: 12

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.86 AU - 2.16 AU

Year: 1869 Days

Day: 5.9 Hours

Environment

Temp: -196 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 68,782,990 km

• M1: 150,645 km (0.068 R)
• M2: 534,663 km (0.068 R)
• M3: 1,343,987 km (0.098 R)
• M4: 1,978,881 km (0.075 R)
• M5: 2,470,310 km (0.087 R)
• M6: 2,874,373 km (0.074 R)
• M7: 3,384,203 km (0.092 R)
• M8: 4,057,693 km (0.081 R)
• M9: 5,455,834 km (0.048 R)
• M10: 5,986,757 km (0.069 R)
• M11: 6,748,360 km (0.029 R)
• M12: 7,256,394 km (0.094 R)
• M13: 9,393,250 km (0.071 R)
• M14: 11,136,664 km (0.048 R)
• M15: 11,811,350 km (0.108 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 592.1

Radius: 3

Gravity: 65.79 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 7.89 AU - 10.95 AU

Year: 18966 Days

Day: 24.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 68,782,990 km

• M1: 60,288 km (0.043 R)
• M2: 205,547 km (0.108 R)
• M3: 380,876 km (0.118 R)
• M4: 480,060 km (0.046 R)
• M5: 712,983 km (0.052 R)
• M6: 1,294,919 km (0.112 R)
• M7: 1,638,994 km (0.073 R)
• M8: 1,778,270 km (0.042 R)
• M9: 1,906,475 km (0.086 R)
• M10: 4,613,898 km (0.091 R)
• M11: 8,364,915 km (0.066 R)
• M12: 9,477,474 km (0.118 R)
• M13: 9,644,126 km (0.074 R)
• M14: 13,609,965 km (0.115 R)
• M15: 14,398,197 km (0.025 R)
• M16: 14,990,455 km (0.082 R)
• M17: 15,521,677 km (0.083 R)
• M18: 15,675,762 km (0.114 R)
• M19: 17,026,781 km (0.05 R)
• M20: 17,688,602 km (0.097 R)
• M21: 19,151,669 km (0.111 R)
• M22: 19,776,988 km (0.063 R)
• M23: 23,714,254 km (0.101 R)
• M24: 27,688,621 km (0.025 R)
• M25: 32,084,555 km (0.062 R)
• M26: 33,347,759 km (0.113 R)
• M27: 40,599,815 km (0.07 R)
• M28: 46,400,921 km (0.074 R)
• M29: 46,880,981 km (0.089 R)
• M30: 53,427,982 km (0.098 R)
• M31: 55,919,235 km (0.118 R)
• M32: 57,010,103 km (0.11 R)
• M33: 60,558,265 km (0.109 R)
• M34: 62,095,234 km (0.083 R)
• M35: 65,849,392 km (0.101 R)
• M36: 66,455,563 km (0.09 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 350.5

Radius: 5.5

Gravity: 11.59 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 10.04 AU - 12.02 AU

Year: 24031 Days

Day: 24.6 Hours

Environment

Temp: -235 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 68,782,990 km

• M1: 300,243 km (0.078 R)
• M2: 810,072 km (0.119 R)
• M3: 2,865,547 km (0.108 R)
• M4: 3,328,104 km (0.039 R)
• M5: 3,868,751 km (0.077 R)
• M6: 4,271,169 km (0.114 R)
• M7: 4,466,095 km (0.081 R)
• M8: 4,839,042 km (0.081 R)
• M9: 5,343,337 km (0.065 R)
• M10: 5,724,512 km (0.068 R)
• M11: 6,669,971 km (0.062 R)
• M12: 7,111,883 km (0.115 R)
• M13: 8,402,613 km (0.053 R)
• M14: 8,865,469 km (0.039 R)
• M15: 9,619,143 km (0.034 R)
• M16: 11,253,201 km (0.069 R)
• M17: 11,688,830 km (0.11 R)
• M18: 18,852,174 km (0.097 R)
• M19: 21,961,715 km (0.117 R)
• M20: 23,036,576 km (0.087 R)
• M21: 23,738,639 km (0.054 R)
• M22: 26,471,343 km (0.06 R)
• M23: 30,351,613 km (0.069 R)
• M24: 44,233,697 km (0.063 R)
• M25: 67,147,004 km (0.08 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 356 - 17,753 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit