🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.75 AU - 1.13 AU

Year: 336 Days

Day: 23.8 Hours

Environment

Temp: 30 °C

Axial Tilt: 19.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.33

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.03 AU - 1.19 AU

Year: 431 Days

Day: 41.6 Hours

Environment

Temp: 10 °C

Axial Tilt: 125.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 76,651,766 km

• M1: 40,840 km (0.077 R)
• M2: 156,479 km (0.111 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 2.25 AU - 3.63 AU

Year: 1860 Days

Day: 27.8 Hours

Environment

Temp: -114 °C

Axial Tilt: 18.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.2 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 300.4

Radius: 12.2

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 5.45 AU - 5.47 AU

Year: 4707 Days

Day: 10.6 Hours

Environment

Temp: -138 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 76,651,766 km

• M1: 153,487 km (0.069 R)
• M2: 592,108 km (0.116 R)
• M3: 1,074,113 km (0.085 R)
• M4: 1,819,858 km (0.119 R)
• M5: 2,423,934 km (0.11 R)
• M6: 3,193,615 km (0.112 R)
• M7: 3,812,801 km (0.115 R)
• M8: 4,334,000 km (0.076 R)
• M9: 5,996,930 km (0.095 R)
• M10: 6,645,885 km (0.11 R)
• M11: 7,466,879 km (0.117 R)
• M12: 7,852,991 km (0.061 R)
• M13: 8,457,216 km (0.11 R)
• M14: 10,457,639 km (0.082 R)
• M15: 11,912,030 km (0.083 R)
• M16: 13,123,024 km (0.078 R)
• M17: 13,878,494 km (0.066 R)
• M18: 15,632,080 km (0.094 R)
• M19: 16,807,321 km (0.114 R)
• M20: 18,974,695 km (0.086 R)
• M21: 19,574,732 km (0.1 R)
• M22: 20,561,180 km (0.075 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 296.6

Radius: 13.1

Gravity: 1.73 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 4.69 AU - 6.73 AU

Year: 5034 Days

Day: 6.6 Hours

Environment

Temp: -140 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 76,651,766 km

• M1: 162,912 km (0.112 R)
• M2: 679,324 km (0.059 R)
• M3: 1,443,021 km (0.12 R)
• M4: 2,468,664 km (0.12 R)
• M5: 2,976,998 km (0.087 R)
• M6: 4,185,898 km (0.089 R)
• M7: 6,449,164 km (0.107 R)
• M8: 7,108,292 km (0.059 R)
• M9: 7,911,483 km (0.116 R)
• M10: 12,271,962 km (0.09 R)
• M11: 15,063,758 km (0.099 R)
• M12: 17,560,696 km (0.114 R)

Asteroid Belt

Center: 6.56 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 857.4

Radius: 13.1

Gravity: 5 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 7.34 AU - 7.48 AU

Year: 7442 Days

Day: 5.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 76,651,766 km

• M1: 162,912 km (0.087 R)
• M2: 677,080 km (0.09 R)
• M3: 1,120,787 km (0.03 R)
• M4: 2,201,033 km (0.108 R)
• M5: 2,612,278 km (0.066 R)
• M6: 3,161,601 km (0.115 R)
• M7: 5,968,955 km (0.117 R)
• M8: 7,426,487 km (0.096 R)
• M9: 8,281,140 km (0.085 R)
• M10: 14,045,744 km (0.099 R)
• M11: 17,920,179 km (0.116 R)
• M12: 19,758,288 km (0.071 R)
• M13: 23,634,668 km (0.069 R)
• M14: 27,799,772 km (0.078 R)
• M15: 30,055,409 km (0.106 R)
• M16: 33,070,255 km (0.052 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 992.7

Radius: 7.2

Gravity: 19.15 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 13.75 AU - 16.85 AU

Year: 22081 Days

Day: 16.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 76,651,766 km

• M1: 89,609 km (0.056 R)
• M2: 525,238 km (0.114 R)
• M3: 904,618 km (0.059 R)
• M4: 1,898,247 km (0.112 R)
• M5: 2,424,682 km (0.087 R)
• M6: 3,302,523 km (0.091 R)
• M7: 3,575,090 km (0.03 R)
• M8: 4,235,415 km (0.051 R)
• M9: 4,668,950 km (0.113 R)
• M10: 5,540,357 km (0.072 R)
• M11: 6,330,383 km (0.062 R)
• M12: 7,601,068 km (0.106 R)
• M13: 10,251,643 km (0.059 R)
• M14: 13,234,774 km (0.048 R)
• M15: 14,720,131 km (0.108 R)
• M16: 17,196,425 km (0.104 R)
• M17: 18,770,344 km (0.072 R)
• M18: 20,538,890 km (0.042 R)
• M19: 22,956,840 km (0.071 R)
• M20: 24,404,200 km (0.094 R)
• M21: 29,366,361 km (0.046 R)
• M22: 37,325,118 km (0.086 R)
• M23: 44,369,831 km (0.116 R)
• M24: 49,467,678 km (0.035 R)
• M25: 50,200,109 km (0.118 R)
• M26: 51,312,219 km (0.102 R)
• M27: 52,251,395 km (0.101 R)
• M28: 53,585,658 km (0.104 R)
• M29: 56,123,287 km (0.066 R)
• M30: 75,924,809 km (0.067 R)
• M31: 78,128,685 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 455.6

Radius: 5.8

Gravity: 13.54 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 13.6 AU - 19.46 AU

Year: 24796 Days

Day: 18.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 76,651,766 km

• M1: 72,106 km (0.077 R)
• M2: 541,395 km (0.092 R)
• M3: 1,226,104 km (0.037 R)
• M4: 1,465,162 km (0.093 R)
• M5: 1,939,836 km (0.095 R)
• M6: 2,309,642 km (0.109 R)
• M7: 2,534,786 km (0.075 R)
• M8: 4,241,100 km (0.076 R)
• M9: 5,585,237 km (0.112 R)
• M10: 6,034,180 km (0.034 R)
• M11: 6,865,944 km (0.102 R)
• M12: 7,097,073 km (0.109 R)
• M13: 8,383,465 km (0.071 R)
• M14: 9,136,989 km (0.104 R)
• M15: 9,416,737 km (0.116 R)
• M16: 10,230,550 km (0.112 R)
• M17: 13,305,683 km (0.074 R)
• M18: 17,030,371 km (0.102 R)
• M19: 19,129,529 km (0.046 R)
• M20: 19,587,747 km (0.102 R)
• M21: 21,199,963 km (0.049 R)
• M22: 25,120,026 km (0.109 R)
• M23: 25,669,349 km (0.058 R)
• M24: 27,480,830 km (0.059 R)
• M25: 27,829,692 km (0.092 R)
• M26: 31,610,030 km (0.109 R)
• M27: 33,160,762 km (0.087 R)
• M28: 33,688,692 km (0.099 R)
• M29: 33,954,827 km (0.104 R)
• M30: 34,761,608 km (0.062 R)
• M31: 35,856,964 km (0.084 R)
• M32: 40,319,169 km (0.06 R)
• M33: 47,936,394 km (0.117 R)
• M34: 52,081,302 km (0.111 R)
• M35: 55,898,740 km (0.082 R)
• M36: 69,748,362 km (0.081 R)
• M37: 70,614,833 km (0.086 R)
• M38: 76,193,188 km (0.068 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 239 - 16,530 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit