🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.49 AU - 0.59 AU

Year: 139 Days

Day: 22.3 Hours

Environment

Temp: 275 °C

Axial Tilt: 8.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.67 AU - 0.99 AU

Year: 265 Days

Day: 37 Hours

Environment

Temp: 132 °C

Axial Tilt: 4.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.71 AU - 2.19 AU

Year: 953 Days

Day: 20.1 Hours

Environment

Temp: -49 °C

Axial Tilt: 60 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 94,973,174 km

• M1: 451,786 km (0.062 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.69 AU - 2.73 AU

Year: 1149 Days

Day: 42.5 Hours

Environment

Temp: -72 °C

Axial Tilt: 41.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.66 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 4.05 AU - 6.15 AU

Year: 4029 Days

Day: 33.2 Hours

Environment

Temp: -136 °C

Axial Tilt: 14.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 6.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 961.9

Radius: 11.6

Gravity: 7.15 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 5.37 AU - 6.87 AU

Year: 5297 Days

Day: 7.7 Hours

Environment

Temp: -142 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 94,973,174 km

• M1: 144,212 km (0.115 R)
• M2: 542,891 km (0.111 R)
• M3: 945,907 km (0.071 R)
• M4: 2,034,232 km (0.063 R)
• M5: 2,946,031 km (0.086 R)
• M6: 3,708,382 km (0.09 R)
• M7: 4,136,531 km (0.083 R)
• M8: 5,354,108 km (0.115 R)
• M9: 5,809,035 km (0.059 R)
• M10: 6,590,833 km (0.025 R)
• M11: 7,007,463 km (0.109 R)
• M12: 8,484,294 km (0.076 R)
• M13: 9,062,190 km (0.116 R)
• M14: 10,250,745 km (0.05 R)
• M15: 11,441,395 km (0.101 R)
• M16: 16,307,664 km (0.077 R)
• M17: 18,948,964 km (0.114 R)
• M18: 19,438,897 km (0.079 R)
• M19: 22,170,404 km (0.108 R)
• M20: 22,871,719 km (0.06 R)
• M21: 23,991,759 km (0.104 R)
• M22: 25,485,344 km (0.095 R)
• M23: 29,024,680 km (0.095 R)
• M24: 31,298,717 km (0.072 R)
• M25: 35,138,445 km (0.047 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 948.1

Radius: 6.1

Gravity: 25.48 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 11.07 AU - 16.03 AU

Year: 17450 Days

Day: 16.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 94,973,174 km

• M1: 76,145 km (0.075 R)
• M2: 266,135 km (0.077 R)
• M3: 557,701 km (0.09 R)
• M4: 992,582 km (0.098 R)
• M5: 1,255,725 km (0.102 R)
• M6: 1,632,412 km (0.104 R)
• M7: 1,885,382 km (0.094 R)
• M8: 2,447,720 km (0.063 R)
• M9: 3,363,858 km (0.102 R)
• M10: 3,714,814 km (0.072 R)
• M11: 3,930,684 km (0.084 R)
• M12: 5,063,439 km (0.104 R)
• M13: 5,604,235 km (0.115 R)
• M14: 7,218,696 km (0.093 R)
• M15: 10,276,027 km (0.103 R)
• M16: 11,332,487 km (0.055 R)
• M17: 12,874,692 km (0.08 R)
• M18: 13,227,593 km (0.115 R)
• M19: 13,878,942 km (0.072 R)
• M20: 19,974,607 km (0.082 R)
• M21: 24,289,608 km (0.105 R)
• M22: 25,155,630 km (0.105 R)
• M23: 25,930,098 km (0.117 R)
• M24: 26,492,885 km (0.063 R)
• M25: 29,308,467 km (0.102 R)
• M26: 29,551,713 km (0.112 R)
• M27: 34,704,612 km (0.062 R)
• M28: 35,250,644 km (0.047 R)
• M29: 35,941,337 km (0.111 R)
• M30: 37,778,997 km (0.066 R)
• M31: 38,356,744 km (0.103 R)
• M32: 56,275,278 km (0.104 R)
• M33: 57,408,033 km (0.072 R)
• M34: 64,525,750 km (0.09 R)
• M35: 65,766,366 km (0.102 R)
• M36: 69,152,513 km (0.102 R)
• M37: 72,875,855 km (0.113 R)
• M38: 74,900,064 km (0.07 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 946.2

Radius: 8

Gravity: 14.78 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 13.91 AU - 15.85 AU

Year: 20081 Days

Day: 15.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 94,973,174 km

• M1: 99,483 km (0.11 R)
• M2: 473,776 km (0.101 R)
• M3: 978,669 km (0.077 R)
• M4: 1,643,333 km (0.076 R)
• M5: 2,483,773 km (0.118 R)
• M6: 3,800,983 km (0.043 R)
• M7: 5,290,230 km (0.073 R)
• M8: 6,078,012 km (0.082 R)
• M9: 6,800,121 km (0.117 R)
• M10: 7,781,632 km (0.104 R)
• M11: 8,687,597 km (0.101 R)
• M12: 9,368,417 km (0.088 R)
• M13: 11,357,321 km (0.028 R)
• M14: 12,663,011 km (0.061 R)
• M15: 16,233,613 km (0.12 R)
• M16: 22,242,959 km (0.095 R)
• M17: 30,603,087 km (0.069 R)
• M18: 40,373,623 km (0.079 R)
• M19: 42,101,778 km (0.099 R)
• M20: 43,389,067 km (0.098 R)
• M21: 45,034,943 km (0.111 R)
• M22: 45,873,140 km (0.038 R)
• M23: 57,737,597 km (0.108 R)
• M24: 60,738,979 km (0.057 R)
• M25: 61,351,433 km (0.081 R)
• M26: 69,916,659 km (0.102 R)
• M27: 71,266,331 km (0.072 R)
• M28: 72,175,886 km (0.11 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 527.4

Radius: 7.5

Gravity: 9.38 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 17.36 AU - 23.06 AU

Year: 31785 Days

Day: 18.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 94,973,174 km

• M1: 93,349 km (0.091 R)
• M2: 359,184 km (0.092 R)
• M3: 723,754 km (0.031 R)
• M4: 1,062,743 km (0.109 R)
• M5: 1,819,260 km (0.117 R)
• M6: 2,655,063 km (0.058 R)
• M7: 3,628,496 km (0.096 R)
• M8: 3,955,667 km (0.094 R)
• M9: 6,396,207 km (0.093 R)
• M10: 8,913,340 km (0.035 R)
• M11: 13,280,850 km (0.101 R)
• M12: 16,666,549 km (0.081 R)
• M13: 17,480,062 km (0.051 R)
• M14: 27,000,620 km (0.039 R)
• M15: 27,744,571 km (0.089 R)
• M16: 31,397,900 km (0.115 R)
• M17: 32,776,744 km (0.098 R)
• M18: 53,176,358 km (0.068 R)
• M19: 53,953,070 km (0.102 R)
• M20: 56,128,373 km (0.117 R)
• M21: 61,500,881 km (0.094 R)
• M22: 63,437,725 km (0.027 R)
• M23: 75,674,382 km (0.119 R)
• M24: 78,647,789 km (0.093 R)
• M25: 92,155,131 km (0.115 R)

Kuiper Belt

Range: 31.4 - 53.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 509 - 14,847 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit