🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.82 AU - 1.22 AU

Year: 470 Days

Day: 16 Hours

Environment

Temp: -85 °C

Axial Tilt: 148.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,121,619 km

• M1: 607,068 km (0.102 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.35 AU - 1.55 AU

Year: 797 Days

Day: 37.5 Hours

Environment

Temp: -111 °C

Axial Tilt: 14.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 229.5

Radius: 12.7

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 2.37 AU - 3.27 AU

Year: 2162 Days

Day: 6.5 Hours

Environment

Temp: -155 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 77,121,619 km

• M1: 160,668 km (0.06 R)
• M2: 719,416 km (0.12 R)
• M3: 2,000,872 km (0.111 R)
• M4: 3,363,259 km (0.076 R)
• M5: 4,182,607 km (0.066 R)
• M6: 5,332,566 km (0.095 R)
• M7: 5,817,412 km (0.119 R)
• M8: 6,470,706 km (0.109 R)
• M9: 7,451,620 km (0.072 R)
• M10: 9,017,460 km (0.027 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 636

Radius: 10.3

Gravity: 5.99 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 5.42 AU - 7.14 AU

Year: 7185 Days

Day: 7.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 77,121,619 km

• M1: 128,056 km (0.041 R)
• M2: 469,438 km (0.115 R)
• M3: 1,252,583 km (0.062 R)
• M4: 2,261,471 km (0.058 R)
• M5: 3,626,402 km (0.097 R)
• M6: 4,059,338 km (0.074 R)
• M7: 4,393,091 km (0.043 R)
• M8: 4,745,394 km (0.054 R)
• M9: 6,113,467 km (0.09 R)
• M10: 7,767,271 km (0.08 R)
• M11: 8,365,812 km (0.114 R)
• M12: 8,739,508 km (0.074 R)
• M13: 9,211,489 km (0.117 R)
• M14: 9,882,435 km (0.098 R)
• M15: 13,061,390 km (0.09 R)
• M16: 13,565,236 km (0.109 R)
• M17: 14,315,768 km (0.029 R)
• M18: 16,153,578 km (0.11 R)
• M19: 17,328,819 km (0.1 R)
• M20: 18,560,309 km (0.115 R)
• M21: 19,197,446 km (0.058 R)
• M22: 20,515,553 km (0.077 R)
• M23: 21,736,870 km (0.1 R)
• M24: 22,286,343 km (0.079 R)
• M25: 24,408,239 km (0.087 R)
• M26: 25,518,106 km (0.073 R)
• M27: 27,746,665 km (0.115 R)
• M28: 29,429,492 km (0.116 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 160

Radius: 7.6

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 9.01 AU - 11.59 AU

Year: 15092 Days

Day: 17.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 77,121,619 km

• M1: 96,341 km (0.097 R)
• M2: 352,004 km (0.098 R)
• M3: 630,106 km (0.07 R)
• M4: 1,119,890 km (0.116 R)
• M5: 1,400,236 km (0.086 R)
• M6: 2,089,134 km (0.077 R)
• M7: 3,047,907 km (0.036 R)
• M8: 3,648,842 km (0.061 R)
• M9: 11,540,279 km (0.105 R)
• M10: 12,385,208 km (0.075 R)
• M11: 13,845,133 km (0.073 R)
• M12: 15,479,041 km (0.112 R)
• M13: 15,795,142 km (0.064 R)
• M14: 24,396,570 km (0.116 R)
• M15: 26,229,443 km (0.087 R)
• M16: 27,778,978 km (0.087 R)
• M17: 29,004,334 km (0.069 R)
• M18: 29,971,036 km (0.092 R)
• M19: 32,276,040 km (0.103 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 623

Radius: 4.4

Gravity: 32.18 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 10.93 AU - 15.07 AU

Year: 21400 Days

Day: 16.5 Hours

Environment

Temp: -205 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 77,121,619 km

• M1: 65,524 km (0.108 R)
• M2: 314,754 km (0.101 R)
• M3: 626,217 km (0.106 R)
• M4: 864,227 km (0.037 R)
• M5: 1,302,698 km (0.091 R)
• M6: 1,571,675 km (0.077 R)
• M7: 1,728,454 km (0.116 R)
• M8: 2,440,689 km (0.096 R)
• M9: 2,627,687 km (0.056 R)
• M10: 2,926,134 km (0.064 R)
• M11: 3,502,535 km (0.087 R)
• M12: 4,732,529 km (0.11 R)
• M13: 5,483,660 km (0.12 R)
• M14: 6,442,133 km (0.093 R)
• M15: 7,171,423 km (0.087 R)
• M16: 7,314,139 km (0.09 R)
• M17: 9,177,231 km (0.117 R)
• M18: 11,016,387 km (0.093 R)
• M19: 11,398,759 km (0.026 R)
• M20: 14,705,919 km (0.101 R)
• M21: 18,068,730 km (0.087 R)
• M22: 21,219,261 km (0.119 R)
• M23: 22,010,335 km (0.111 R)
• M24: 23,651,274 km (0.089 R)
• M25: 26,488,697 km (0.116 R)
• M26: 40,257,385 km (0.103 R)
• M27: 40,708,573 km (0.09 R)
• M28: 44,120,601 km (0.039 R)
• M29: 50,280,293 km (0.072 R)
• M30: 54,751,624 km (0.089 R)
• M31: 59,870,265 km (0.093 R)
• M32: 60,261,762 km (0.11 R)
• M33: 60,458,035 km (0.054 R)
• M34: 66,548,164 km (0.113 R)
• M35: 75,286,774 km (0.115 R)
• M36: 77,121,592 km (0.09 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 377 - 12,472 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit