🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.79 AU - 0.91 AU

Year: 342 Days

Day: 27.7 Hours

Environment

Temp: -52 °C

Axial Tilt: 19.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.04 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 5.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 153.2

Radius: 8.9

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 4.96 AU - 5.5 AU

Year: 5221 Days

Day: 14.6 Hours

Environment

Temp: -168 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 64,250,111 km

• M1: 111,301 km (0.037 R)
• M2: 577,597 km (0.044 R)
• M3: 1,107,623 km (0.095 R)
• M4: 1,520,214 km (0.116 R)
• M5: 1,984,266 km (0.1 R)
• M6: 3,282,476 km (0.084 R)
• M7: 3,751,167 km (0.105 R)
• M8: 4,516,061 km (0.096 R)
• M9: 5,261,357 km (0.119 R)
• M10: 5,701,324 km (0.101 R)
• M11: 7,024,069 km (0.114 R)
• M12: 7,772,657 km (0.029 R)
• M13: 8,673,236 km (0.117 R)
• M14: 10,152,160 km (0.039 R)
• M15: 11,426,884 km (0.075 R)
• M16: 12,418,718 km (0.034 R)
• M17: 13,602,037 km (0.11 R)
• M18: 14,478,531 km (0.11 R)
• M19: 16,860,428 km (0.102 R)

Planet 3 - Ice Giant

Semi-Major Axis: 13.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 730.5

Radius: 6.7

Gravity: 16.27 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 9.91 AU - 16.41 AU

Year: 20841 Days

Day: 21 Hours

Environment

Temp: -212 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 64,250,111 km

• M1: 83,625 km (0.072 R)
• M2: 675,135 km (0.082 R)
• M3: 1,041,800 km (0.083 R)
• M4: 1,257,221 km (0.082 R)
• M5: 1,502,411 km (0.064 R)
• M6: 3,564,618 km (0.093 R)
• M7: 4,360,180 km (0.08 R)
• M8: 4,781,746 km (0.111 R)
• M9: 5,268,687 km (0.092 R)
• M10: 5,912,856 km (0.088 R)
• M11: 6,836,323 km (0.04 R)
• M12: 9,133,249 km (0.1 R)
• M13: 9,359,441 km (0.105 R)
• M14: 10,609,182 km (0.075 R)
• M15: 11,436,458 km (0.065 R)
• M16: 11,966,483 km (0.085 R)
• M17: 13,655,144 km (0.114 R)
• M18: 13,951,198 km (0.097 R)
• M19: 17,846,727 km (0.041 R)
• M20: 21,902,624 km (0.083 R)
• M21: 38,842,489 km (0.12 R)
• M22: 42,345,622 km (0.102 R)
• M23: 43,134,003 km (0.056 R)
• M24: 52,102,545 km (0.062 R)
• M25: 59,050,768 km (0.109 R)
• M26: 64,909,768 km (0.119 R)
• M27: 79,186,192 km (0.116 R)

Planet 4 - Ice Giant

Semi-Major Axis: 14.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 295.4

Radius: 5.2

Gravity: 10.92 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 10.89 AU - 17.73 AU

Year: 23632 Days

Day: 22.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 64,250,111 km

• M1: 71,358 km (0.096 R)
• M2: 285,582 km (0.087 R)
• M3: 540,647 km (0.034 R)
• M4: 1,129,015 km (0.09 R)
• M5: 1,903,783 km (0.115 R)
• M6: 2,746,467 km (0.083 R)
• M7: 4,050,512 km (0.1 R)
• M8: 4,234,517 km (0.119 R)
• M9: 4,619,133 km (0.106 R)
• M10: 6,150,716 km (0.11 R)
• M11: 9,037,656 km (0.12 R)
• M12: 11,579,922 km (0.086 R)
• M13: 12,330,754 km (0.12 R)
• M14: 13,247,041 km (0.111 R)
• M15: 14,348,829 km (0.05 R)
• M16: 15,810,251 km (0.093 R)
• M17: 16,890,497 km (0.114 R)
• M18: 24,931,383 km (0.085 R)
• M19: 26,926,869 km (0.118 R)
• M20: 32,072,437 km (0.116 R)
• M21: 32,804,569 km (0.073 R)
• M22: 44,706,127 km (0.086 R)
• M23: 52,867,289 km (0.101 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 257 - 15,095 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit