🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.8 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.2 AU - 1.98 AU

Year: 759 Days

Day: 38.1 Hours

Environment

Temp: -46 °C

Axial Tilt: 44.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.99 AU - 2.69 AU

Year: 1356 Days

Day: 23 Hours

Environment

Temp: -96 °C

Axial Tilt: 15.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.69

Radius: 1.23

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 2.56 AU - 4.1 AU

Year: 2302 Days

Day: 44.3 Hours

Environment

Temp: -126 °C

Axial Tilt: 27.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 558.2

Radius: 14.9

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 4.89 AU - 7.01 AU

Year: 5497 Days

Day: 10.2 Hours

Environment

Temp: -162 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 71,366,274 km

• M1: 185,352 km (0.081 R)
• M2: 698,024 km (0.114 R)
• M3: 1,369,269 km (0.106 R)
• M4: 1,889,272 km (0.093 R)
• M5: 2,493,647 km (0.087 R)
• M6: 3,784,826 km (0.038 R)
• M7: 4,913,093 km (0.109 R)
• M8: 6,010,992 km (0.101 R)
• M9: 6,862,952 km (0.061 R)
• M10: 7,439,951 km (0.053 R)
• M11: 8,272,014 km (0.108 R)
• M12: 8,808,472 km (0.09 R)
• M13: 10,208,708 km (0.069 R)
• M14: 11,007,860 km (0.111 R)
• M15: 11,944,343 km (0.045 R)
• M16: 13,240,608 km (0.041 R)
• M17: 15,530,054 km (0.074 R)
• M18: 16,111,990 km (0.05 R)
• M19: 17,073,306 km (0.113 R)
• M20: 21,305,430 km (0.068 R)
• M21: 21,951,842 km (0.06 R)
• M22: 23,663,690 km (0.081 R)
• M23: 25,223,248 km (0.063 R)
• M24: 28,287,461 km (0.109 R)
• M25: 29,509,227 km (0.051 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 828.1

Radius: 9.1

Gravity: 10 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 7.42 AU - 8.64 AU

Year: 8618 Days

Day: 13.9 Hours

Environment

Temp: -175 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 71,366,274 km

• M1: 124,166 km (0.086 R)
• M2: 493,374 km (0.068 R)
• M3: 887,115 km (0.066 R)
• M4: 1,862,942 km (0.109 R)
• M5: 2,265,361 km (0.058 R)
• M6: 2,934,661 km (0.082 R)
• M7: 3,482,190 km (0.1 R)
• M8: 3,832,249 km (0.099 R)
• M9: 4,487,188 km (0.093 R)
• M10: 4,811,367 km (0.112 R)
• M11: 5,983,765 km (0.119 R)
• M12: 7,137,464 km (0.11 R)
• M13: 8,974,675 km (0.095 R)
• M14: 10,077,212 km (0.11 R)
• M15: 10,635,361 km (0.099 R)
• M16: 11,160,450 km (0.06 R)
• M17: 12,898,927 km (0.118 R)
• M18: 14,553,928 km (0.041 R)
• M19: 14,875,264 km (0.051 R)
• M20: 18,579,607 km (0.108 R)
• M21: 20,203,641 km (0.102 R)
• M22: 22,684,722 km (0.103 R)
• M23: 23,030,143 km (0.102 R)
• M24: 26,204,610 km (0.108 R)
• M25: 27,846,896 km (0.08 R)
• M26: 29,865,569 km (0.028 R)
• M27: 36,268,657 km (0.065 R)
• M28: 38,550,174 km (0.118 R)
• M29: 39,788,695 km (0.092 R)
• M30: 41,438,161 km (0.08 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 282.3

Radius: 5.8

Gravity: 8.39 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 15.38 AU - 20.1 AU

Year: 28300 Days

Day: 16.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 71,366,274 km

• M1: 89,160 km (0.113 R)
• M2: 271,969 km (0.062 R)
• M3: 501,901 km (0.04 R)
• M4: 1,538,764 km (0.084 R)
• M5: 1,997,132 km (0.078 R)
• M6: 2,196,097 km (0.109 R)
• M7: 3,654,227 km (0.098 R)
• M8: 4,703,806 km (0.107 R)
• M9: 5,021,851 km (0.088 R)
• M10: 5,583,741 km (0.075 R)
• M11: 6,439,740 km (0.057 R)
• M12: 6,921,445 km (0.105 R)
• M13: 7,474,059 km (0.118 R)
• M14: 9,308,578 km (0.096 R)
• M15: 9,810,329 km (0.117 R)
• M16: 12,260,144 km (0.103 R)
• M17: 13,555,213 km (0.083 R)
• M18: 16,016,995 km (0.028 R)
• M19: 18,499,871 km (0.106 R)
• M20: 19,291,992 km (0.05 R)
• M21: 23,188,717 km (0.103 R)
• M22: 25,374,043 km (0.042 R)
• M23: 26,132,055 km (0.096 R)
• M24: 27,353,372 km (0.105 R)
• M25: 29,551,863 km (0.118 R)
• M26: 37,402,160 km (0.093 R)
• M27: 38,524,892 km (0.118 R)
• M28: 39,669,765 km (0.109 R)
• M29: 40,250,653 km (0.101 R)
• M30: 43,855,663 km (0.06 R)
• M31: 44,632,824 km (0.107 R)
• M32: 45,895,430 km (0.076 R)
• M33: 52,741,627 km (0.119 R)
• M34: 59,287,880 km (0.066 R)
• M35: 60,812,731 km (0.102 R)
• M36: 62,559,137 km (0.073 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: 343 - 19,811 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit