🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 61.1

Radius: 8.2

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.6 AU - 0.8 AU

Year: 378 Days

Day: 13 Hours

Environment

Temp: -140 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 81,377,884 km

• M1: 103,821 km (0.114 R)
• M2: 413,937 km (0.056 R)
• M3: 884,423 km (0.061 R)
• M4: 1,140,534 km (0.107 R)
• M5: 1,546,244 km (0.058 R)
• M6: 2,296,926 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 119.3

Radius: 14

Gravity: 0.61 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.19 AU - 1.59 AU

Year: 1058 Days

Day: 10.5 Hours

Environment

Temp: -164 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 81,377,884 km

• M1: 174,880 km (0.118 R)
• M2: 721,810 km (0.066 R)
• M3: 1,189,752 km (0.113 R)
• M4: 1,634,806 km (0.095 R)
• M5: 2,501,576 km (0.038 R)
• M6: 3,106,549 km (0.114 R)
• M7: 3,694,619 km (0.075 R)
• M8: 4,775,762 km (0.089 R)
• M9: 5,318,204 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 552.9

Radius: 12.9

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.61 AU - 1.73 AU

Year: 1393 Days

Day: 8.1 Hours

Environment

Temp: -181 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 81,377,884 km

• M1: 160,519 km (0.099 R)
• M2: 589,565 km (0.051 R)
• M3: 1,224,608 km (0.116 R)
• M4: 1,684,622 km (0.102 R)
• M5: 2,107,984 km (0.073 R)
• M6: 2,578,768 km (0.109 R)
• M7: 3,306,711 km (0.112 R)
• M8: 3,849,004 km (0.068 R)
• M9: 4,651,746 km (0.045 R)
• M10: 6,107,034 km (0.115 R)
• M11: 6,567,197 km (0.102 R)
• M12: 7,402,851 km (0.103 R)
• M13: 8,336,042 km (0.115 R)
• M14: 9,256,368 km (0.1 R)
• M15: 10,565,948 km (0.078 R)
• M16: 11,333,535 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 557.8

Radius: 12.4

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.83 AU - 2.31 AU

Year: 1923 Days

Day: 12.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 81,377,884 km

• M1: 154,684 km (0.113 R)
• M2: 781,499 km (0.059 R)
• M3: 1,171,351 km (0.103 R)
• M4: 1,706,014 km (0.106 R)
• M5: 2,111,873 km (0.113 R)
• M6: 2,516,984 km (0.117 R)
• M7: 3,406,194 km (0.061 R)
• M8: 4,095,990 km (0.079 R)
• M9: 4,877,040 km (0.098 R)
• M10: 5,458,677 km (0.099 R)
• M11: 5,848,230 km (0.111 R)
• M12: 6,581,558 km (0.102 R)
• M13: 7,238,742 km (0.107 R)
• M14: 8,746,090 km (0.114 R)
• M15: 9,738,971 km (0.107 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 889.2

Radius: 7.7

Gravity: 15 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 9.05 AU - 10.29 AU

Year: 19416 Days

Day: 23.4 Hours

Environment

Temp: -234 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 81,377,884 km

• M1: 113,246 km (0.116 R)
• M2: 495,169 km (0.079 R)
• M3: 1,059,153 km (0.114 R)
• M4: 1,305,840 km (0.095 R)
• M5: 1,879,996 km (0.115 R)
• M6: 4,555,854 km (0.097 R)
• M7: 6,074,870 km (0.077 R)
• M8: 6,513,342 km (0.104 R)
• M9: 6,878,959 km (0.114 R)
• M10: 7,601,816 km (0.103 R)
• M11: 8,268,274 km (0.079 R)
• M12: 8,534,708 km (0.061 R)
• M13: 9,717,130 km (0.105 R)
• M14: 12,128,498 km (0.099 R)
• M15: 12,542,585 km (0.045 R)
• M16: 13,253,623 km (0.064 R)
• M17: 13,767,193 km (0.09 R)
• M18: 14,370,222 km (0.098 R)
• M19: 15,228,016 km (0.031 R)
• M20: 17,131,200 km (0.115 R)
• M21: 25,205,147 km (0.109 R)
• M22: 26,107,072 km (0.111 R)
• M23: 28,577,232 km (0.066 R)
• M24: 31,976,545 km (0.11 R)
• M25: 32,634,327 km (0.038 R)
• M26: 33,705,447 km (0.111 R)
• M27: 38,224,949 km (0.081 R)
• M28: 38,965,757 km (0.115 R)
• M29: 42,497,464 km (0.098 R)
• M30: 45,405,796 km (0.077 R)
• M31: 50,366,312 km (0.115 R)
• M32: 54,175,822 km (0.09 R)
• M33: 55,110,509 km (0.111 R)
• M34: 61,347,544 km (0.107 R)
• M35: 67,177,373 km (0.117 R)
• M36: 70,447,283 km (0.053 R)
• M37: 76,363,879 km (0.088 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 244 - 13,193 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit