🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.5 AU - 0.54 AU

Year: 137 Days

Day: 32.8 Hours

Environment

Temp: 193 °C

Axial Tilt: 8.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 2 AU - 2.98 AU

Year: 1435 Days

Day: 32 Hours

Environment

Temp: -80 °C

Axial Tilt: 23.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 37,164,739 km

• M1: 76,295 km (0.118 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.95 AU - 3.09 AU

Year: 1461 Days

Day: 41.5 Hours

Environment

Temp: -86 °C

Axial Tilt: 12.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.94 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 918.7

Radius: 9.9

Gravity: 9.37 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 4.03 AU - 6.69 AU

Year: 4532 Days

Day: 12.7 Hours

Environment

Temp: -145 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 37,164,739 km

• M1: 124,465 km (0.109 R)
• M2: 445,054 km (0.09 R)
• M3: 790,625 km (0.1 R)
• M4: 1,455,138 km (0.109 R)
• M5: 1,896,003 km (0.041 R)
• M6: 2,343,600 km (0.078 R)
• M7: 2,991,957 km (0.101 R)
• M8: 4,827,224 km (0.106 R)
• M9: 5,376,996 km (0.046 R)
• M10: 6,091,177 km (0.102 R)
• M11: 7,071,192 km (0.116 R)
• M12: 9,978,028 km (0.07 R)
• M13: 13,282,047 km (0.109 R)
• M14: 16,329,655 km (0.052 R)
• M15: 16,879,277 km (0.096 R)
• M16: 18,405,475 km (0.087 R)
• M17: 20,440,155 km (0.104 R)
• M18: 23,689,122 km (0.118 R)
• M19: 24,791,210 km (0.079 R)
• M20: 26,341,043 km (0.047 R)
• M21: 27,267,204 km (0.106 R)
• M22: 27,954,307 km (0.087 R)
• M23: 30,176,284 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 414.3

Radius: 11.1

Gravity: 3.36 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 5.03 AU - 5.85 AU

Year: 4634 Days

Day: 5.1 Hours

Environment

Temp: -134 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 37,164,739 km

• M1: 139,425 km (0.11 R)
• M2: 497,413 km (0.096 R)
• M3: 1,037,461 km (0.108 R)
• M4: 1,483,562 km (0.094 R)
• M5: 2,612,278 km (0.069 R)
• M6: 2,977,746 km (0.062 R)
• M7: 3,711,224 km (0.116 R)
• M8: 5,725,260 km (0.12 R)
• M9: 6,347,587 km (0.09 R)
• M10: 6,797,428 km (0.074 R)
• M11: 7,462,839 km (0.056 R)
• M12: 7,930,333 km (0.114 R)
• M13: 9,839,950 km (0.085 R)
• M14: 10,733,797 km (0.088 R)
• M15: 13,839,897 km (0.114 R)
• M16: 15,651,976 km (0.117 R)
• M17: 16,475,064 km (0.082 R)
• M18: 17,096,942 km (0.058 R)
• M19: 17,851,813 km (0.072 R)
• M20: 19,241,727 km (0.116 R)
• M21: 19,741,683 km (0.117 R)
• M22: 20,637,475 km (0.094 R)
• M23: 21,426,604 km (0.087 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 98.6

Radius: 9.6

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 5.31 AU - 7.03 AU

Year: 5598 Days

Day: 7.9 Hours

Environment

Temp: -146 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 37,164,739 km

• M1: 119,379 km (0.119 R)
• M2: 445,502 km (0.103 R)
• M3: 1,056,460 km (0.089 R)
• M4: 1,514,080 km (0.105 R)
• M5: 2,599,263 km (0.053 R)
• M6: 2,969,219 km (0.112 R)
• M7: 3,706,437 km (0.045 R)
• M8: 4,602,678 km (0.114 R)
• M9: 5,192,392 km (0.033 R)
• M10: 6,106,884 km (0.074 R)
• M11: 9,529,833 km (0.032 R)
• M12: 10,971,508 km (0.096 R)
• M13: 12,929,295 km (0.101 R)
• M14: 15,250,456 km (0.102 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 428

Radius: 10.6

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 5.6 AU - 7.48 AU

Year: 6109 Days

Day: 8.4 Hours

Environment

Temp: -148 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 37,164,739 km

• M1: 132,843 km (0.102 R)
• M2: 522,845 km (0.073 R)
• M3: 855,550 km (0.029 R)
• M4: 1,337,854 km (0.111 R)
• M5: 1,668,315 km (0.065 R)
• M6: 2,292,288 km (0.116 R)
• M7: 2,772,647 km (0.104 R)
• M8: 3,694,020 km (0.054 R)
• M9: 4,050,811 km (0.112 R)
• M10: 4,860,136 km (0.095 R)
• M11: 5,317,456 km (0.069 R)
• M12: 6,163,881 km (0.107 R)
• M13: 6,765,564 km (0.098 R)
• M14: 7,546,016 km (0.052 R)
• M15: 8,652,741 km (0.113 R)
• M16: 11,003,223 km (0.057 R)
• M17: 11,985,333 km (0.108 R)
• M18: 17,353,951 km (0.087 R)
• M19: 18,618,203 km (0.107 R)
• M20: 19,009,252 km (0.042 R)
• M21: 22,705,217 km (0.093 R)
• M22: 24,917,769 km (0.083 R)
• M23: 25,874,149 km (0.119 R)
• M24: 26,279,708 km (0.07 R)
• M25: 28,200,395 km (0.088 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 929.6

Radius: 14.7

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 10 AU - 11.52 AU

Year: 12892 Days

Day: 5.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 37,164,739 km

• M1: 182,809 km (0.064 R)
• M2: 805,734 km (0.111 R)
• M3: 1,375,852 km (0.117 R)
• M4: 2,394,464 km (0.059 R)
• M5: 2,939,748 km (0.079 R)
• M6: 3,900,764 km (0.081 R)
• M7: 5,200,920 km (0.086 R)
• M8: 6,607,439 km (0.101 R)
• M9: 8,159,367 km (0.078 R)
• M10: 11,851,443 km (0.102 R)
• M11: 12,990,032 km (0.032 R)
• M12: 14,131,314 km (0.069 R)
• M13: 15,193,010 km (0.067 R)
• M14: 15,706,280 km (0.109 R)
• M15: 18,202,321 km (0.114 R)
• M16: 20,064,964 km (0.065 R)
• M17: 25,995,173 km (0.071 R)
• M18: 27,372,072 km (0.112 R)
• M19: 36,020,774 km (0.065 R)
• M20: 44,666,783 km (0.075 R)
• M21: 46,179,815 km (0.117 R)
• M22: 48,671,218 km (0.052 R)
• M23: 50,760,502 km (0.053 R)
• M24: 61,182,836 km (0.1 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 30.6

Radius: 5.6

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 15.84 AU - 23.86 AU

Year: 32302 Days

Day: 15.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 37,164,739 km

• M1: 132,095 km (0.062 R)
• M2: 563,386 km (0.115 R)
• M3: 1,174,792 km (0.081 R)
• M4: 2,041,562 km (0.119 R)
• M5: 2,390,724 km (0.09 R)
• M6: 2,663,889 km (0.054 R)
• M7: 4,433,782 km (0.103 R)
• M8: 6,140,843 km (0.111 R)
• M9: 6,514,538 km (0.069 R)
• M10: 8,448,241 km (0.109 R)
• M11: 12,255,656 km (0.102 R)
• M12: 15,719,146 km (0.053 R)
• M13: 16,097,778 km (0.094 R)
• M14: 17,605,575 km (0.104 R)
• M15: 18,778,871 km (0.084 R)
• M16: 28,673,424 km (0.112 R)
• M17: 32,176,258 km (0.113 R)
• M18: 32,888,942 km (0.104 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 181 - 17,803 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit