🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.41 AU - 0.67 AU

Year: 256 Days

Day: 29.2 Hours

Environment

Temp: -113 °C

Axial Tilt: 12.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.53 AU - 0.55 AU

Year: 256 Days

Day: 19.2 Hours

Environment

Temp: -115 °C

Axial Tilt: 37.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 84,263,469 km

• M1: 25,731 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 654.8

Radius: 11.3

Gravity: 5.13 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.88 AU - 1.16 AU

Year: 665 Days

Day: 9.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 84,263,469 km

• M1: 140,472 km (0.061 R)
• M2: 498,610 km (0.12 R)
• M3: 940,821 km (0.071 R)
• M4: 1,549,984 km (0.034 R)
• M5: 2,388,928 km (0.114 R)
• M6: 3,101,313 km (0.117 R)
• M7: 3,615,182 km (0.118 R)
• M8: 3,993,665 km (0.096 R)
• M9: 4,367,659 km (0.089 R)
• M10: 4,781,746 km (0.111 R)
• M11: 5,274,223 km (0.082 R)
• M12: 5,633,557 km (0.08 R)
• M13: 6,583,802 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 875.3

Radius: 12

Gravity: 6.08 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.11 AU - 1.13 AU

Year: 765 Days

Day: 8.2 Hours

Environment

Temp: -160 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 84,263,469 km

• M1: 153,188 km (0.097 R)
• M2: 683,961 km (0.074 R)
• M3: 2,015,383 km (0.075 R)
• M4: 2,567,997 km (0.086 R)
• M5: 3,193,466 km (0.04 R)
• M6: 4,328,764 km (0.086 R)
• M7: 5,386,870 km (0.087 R)
• M8: 6,697,796 km (0.081 R)
• M9: 7,079,420 km (0.054 R)
• M10: 7,861,817 km (0.063 R)
• M11: 9,238,267 km (0.075 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 71.7

Radius: 11

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.31 AU - 1.73 AU

Year: 1210 Days

Day: 8.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 84,263,469 km

• M1: 136,732 km (0.087 R)
• M2: 486,941 km (0.103 R)
• M3: 835,055 km (0.077 R)
• M4: 1,658,292 km (0.03 R)
• M5: 2,156,753 km (0.119 R)
• M6: 2,568,595 km (0.108 R)
• M7: 3,285,768 km (0.056 R)
• M8: 3,809,510 km (0.109 R)
• M9: 5,010,033 km (0.089 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 50.3

Radius: 5.5

Gravity: 1.66 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 6.76 AU - 7 AU

Year: 11652 Days

Day: 19.5 Hours

Environment

Temp: -230 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 84,263,469 km

• M1: 68,516 km (0.092 R)
• M2: 288,574 km (0.053 R)
• M3: 575,952 km (0.12 R)
• M4: 794,514 km (0.062 R)
• M5: 1,710,053 km (0.106 R)
• M6: 2,755,742 km (0.085 R)
• M7: 4,085,967 km (0.114 R)
• M8: 4,642,321 km (0.098 R)
• M9: 5,197,329 km (0.084 R)
• M10: 5,477,975 km (0.08 R)
• M11: 6,467,565 km (0.088 R)
• M12: 7,571,148 km (0.101 R)
• M13: 10,462,426 km (0.113 R)
• M14: 14,408,968 km (0.116 R)
• M15: 16,820,635 km (0.1 R)
• M16: 20,859,030 km (0.112 R)
• M17: 21,114,842 km (0.085 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 300.4

Radius: 6.2

Gravity: 7.81 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 6.48 AU - 8 AU

Year: 12578 Days

Day: 23.9 Hours

Environment

Temp: -230 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 84,263,469 km

• M1: 77,193 km (0.081 R)
• M2: 391,198 km (0.099 R)
• M3: 763,099 km (0.091 R)
• M4: 1,186,760 km (0.091 R)
• M5: 1,531,134 km (0.074 R)
• M6: 3,492,063 km (0.079 R)
• M7: 5,245,649 km (0.1 R)
• M8: 6,599,809 km (0.112 R)
• M9: 7,240,238 km (0.087 R)
• M10: 9,272,076 km (0.113 R)
• M11: 10,567,893 km (0.102 R)
• M12: 11,128,885 km (0.119 R)
• M13: 14,235,285 km (0.087 R)
• M14: 15,494,899 km (0.073 R)
• M15: 16,352,543 km (0.101 R)
• M16: 20,023,675 km (0.102 R)
• M17: 21,199,813 km (0.085 R)
• M18: 24,648,344 km (0.059 R)
• M19: 26,273,874 km (0.088 R)
• M20: 32,738,596 km (0.11 R)

Asteroid Belt

Center: 8.14 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 9.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 465.5

Radius: 3.4

Gravity: 40.27 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 7.64 AU - 10.42 AU

Year: 17521 Days

Day: 20.5 Hours

Environment

Temp: -231 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 84,263,469 km

• M1: 42,486 km (0.09 R)
• M2: 221,255 km (0.081 R)
• M3: 539,300 km (0.09 R)
• M4: 1,057,059 km (0.078 R)
• M5: 1,287,589 km (0.103 R)
• M6: 5,291,426 km (0.079 R)
• M7: 8,747,586 km (0.06 R)
• M8: 10,280,665 km (0.105 R)
• M9: 11,496,447 km (0.119 R)
• M10: 12,548,269 km (0.115 R)
• M11: 13,262,150 km (0.118 R)
• M12: 15,639,261 km (0.042 R)
• M13: 17,005,837 km (0.118 R)
• M14: 26,277,764 km (0.108 R)
• M15: 31,261,018 km (0.092 R)
• M16: 32,447,928 km (0.104 R)
• M17: 40,344,751 km (0.081 R)
• M18: 42,178,671 km (0.078 R)
• M19: 52,020,864 km (0.08 R)
• M20: 57,470,116 km (0.112 R)
• M21: 60,879,003 km (0.039 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 659.8

Radius: 4.6

Gravity: 31.18 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 10.39 AU - 11.73 AU

Year: 23749 Days

Day: 24.5 Hours

Environment

Temp: -232 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 84,263,469 km

• M1: 58,493 km (0.107 R)
• M2: 456,423 km (0.062 R)
• M3: 607,816 km (0.062 R)
• M4: 2,110,976 km (0.064 R)
• M5: 2,263,266 km (0.076 R)
• M6: 2,493,647 km (0.095 R)
• M7: 3,251,360 km (0.065 R)
• M8: 3,545,170 km (0.091 R)
• M9: 4,151,939 km (0.104 R)
• M10: 5,568,631 km (0.072 R)
• M11: 6,988,465 km (0.111 R)
• M12: 7,578,030 km (0.116 R)
• M13: 8,094,142 km (0.079 R)
• M14: 8,307,020 km (0.05 R)
• M15: 9,545,391 km (0.08 R)
• M16: 10,709,861 km (0.079 R)
• M17: 11,626,148 km (0.084 R)
• M18: 12,034,401 km (0.104 R)
• M19: 13,990,692 km (0.068 R)
• M20: 14,297,517 km (0.118 R)
• M21: 14,608,830 km (0.032 R)
• M22: 16,915,480 km (0.118 R)
• M23: 18,428,214 km (0.116 R)
• M24: 18,983,072 km (0.045 R)
• M25: 19,264,615 km (0.039 R)
• M26: 22,443,271 km (0.089 R)
• M27: 28,570,201 km (0.068 R)
• M28: 30,323,040 km (0.112 R)
• M29: 30,579,151 km (0.108 R)
• M30: 32,814,891 km (0.064 R)
• M31: 50,323,976 km (0.116 R)
• M32: 51,770,438 km (0.062 R)
• M33: 58,425,149 km (0.115 R)
• M34: 59,821,047 km (0.103 R)
• M35: 61,648,385 km (0.087 R)
• M36: 64,142,181 km (0.116 R)
• M37: 72,025,840 km (0.11 R)
• M38: 75,727,639 km (0.08 R)
• M39: 79,069,057 km (0.089 R)
• M40: 81,762,417 km (0.111 R)
• M41: 83,507,925 km (0.038 R)
• M42: 84,011,172 km (0.041 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: 443 - 19,740 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit