🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.8 AU - 1.08 AU

Year: 382 Days

Day: 47 Hours

Environment

Temp: -39 °C

Axial Tilt: 25.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 79,332,848 km

• M1: 26,329 km (0.085 R)
• M2: 646,113 km (0.112 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.94 AU - 1.56 AU

Year: 586 Days

Day: 36.1 Hours

Environment

Temp: -78 °C

Axial Tilt: 32.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.21 AU - 1.41 AU

Year: 628 Days

Day: 30.4 Hours

Environment

Temp: -74 °C

Axial Tilt: 120.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.15 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 324.8

Radius: 9.7

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 3.75 AU - 6.23 AU

Year: 4670 Days

Day: 14.9 Hours

Environment

Temp: -155 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 79,332,848 km

• M1: 121,025 km (0.106 R)
• M2: 466,147 km (0.082 R)
• M3: 1,121,834 km (0.08 R)
• M4: 1,427,762 km (0.052 R)
• M5: 1,988,156 km (0.116 R)
• M6: 3,071,693 km (0.101 R)
• M7: 3,471,119 km (0.068 R)
• M8: 4,050,662 km (0.093 R)
• M9: 5,636,698 km (0.074 R)
• M10: 6,466,966 km (0.104 R)
• M11: 7,188,178 km (0.102 R)
• M12: 7,504,128 km (0.056 R)
• M13: 8,334,845 km (0.1 R)
• M14: 10,178,789 km (0.116 R)
• M15: 10,618,307 km (0.071 R)
• M16: 13,718,723 km (0.112 R)
• M17: 15,267,211 km (0.065 R)
• M18: 18,062,896 km (0.067 R)
• M19: 20,926,199 km (0.075 R)
• M20: 21,572,312 km (0.119 R)
• M21: 22,231,590 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 792.7

Radius: 10

Gravity: 7.93 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 6.58 AU - 8.74 AU

Year: 8882 Days

Day: 9 Hours

Environment

Temp: -189 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 79,332,848 km

• M1: 128,355 km (0.097 R)
• M2: 463,005 km (0.079 R)
• M3: 806,333 km (0.1 R)
• M4: 1,506,002 km (0.084 R)
• M5: 2,028,697 km (0.117 R)
• M6: 2,398,054 km (0.111 R)
• M7: 3,048,206 km (0.081 R)
• M8: 3,438,956 km (0.065 R)
• M9: 3,760,442 km (0.061 R)
• M10: 4,492,873 km (0.107 R)
• M11: 5,415,144 km (0.114 R)
• M12: 5,956,239 km (0.063 R)
• M13: 6,873,573 km (0.044 R)
• M14: 7,426,936 km (0.099 R)
• M15: 7,756,350 km (0.067 R)
• M16: 8,622,821 km (0.103 R)
• M17: 9,266,840 km (0.077 R)
• M18: 12,511,020 km (0.102 R)
• M19: 13,517,963 km (0.052 R)
• M20: 18,689,412 km (0.112 R)
• M21: 22,989,602 km (0.077 R)
• M22: 23,779,928 km (0.069 R)
• M23: 27,026,800 km (0.116 R)
• M24: 30,139,633 km (0.108 R)
• M25: 32,052,690 km (0.091 R)
• M26: 33,595,643 km (0.114 R)
• M27: 41,154,973 km (0.107 R)
• M28: 44,850,938 km (0.108 R)
• M29: 45,946,144 km (0.115 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 715.9

Radius: 4.9

Gravity: 29.82 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 11.21 AU - 15.83 AU

Year: 20828 Days

Day: 21.6 Hours

Environment

Temp: -212 °C

Axial Tilt: 156.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 79,332,848 km

• M1: 63,130 km (0.107 R)
• M2: 361,877 km (0.029 R)
• M3: 538,852 km (0.095 R)
• M4: 928,255 km (0.03 R)
• M5: 1,212,491 km (0.111 R)
• M6: 1,390,961 km (0.07 R)
• M7: 1,691,653 km (0.091 R)
• M8: 2,538,676 km (0.102 R)
• M9: 4,141,767 km (0.099 R)
• M10: 5,645,225 km (0.112 R)
• M11: 5,976,136 km (0.088 R)
• M12: 7,430,077 km (0.073 R)
• M13: 7,626,948 km (0.105 R)
• M14: 8,718,714 km (0.08 R)
• M15: 9,617,498 km (0.074 R)
• M16: 17,877,694 km (0.104 R)
• M17: 22,439,381 km (0.061 R)
• M18: 22,955,045 km (0.097 R)
• M19: 24,767,274 km (0.106 R)
• M20: 30,646,321 km (0.069 R)
• M21: 32,839,425 km (0.104 R)
• M22: 35,690,162 km (0.111 R)
• M23: 36,392,375 km (0.114 R)
• M24: 37,824,475 km (0.09 R)
• M25: 41,259,990 km (0.103 R)
• M26: 45,716,062 km (0.108 R)
• M27: 53,898,617 km (0.051 R)
• M28: 62,597,733 km (0.112 R)
• M29: 64,442,873 km (0.112 R)
• M30: 66,324,066 km (0.12 R)
• M31: 66,535,299 km (0.096 R)
• M32: 68,241,612 km (0.056 R)
• M33: 69,976,648 km (0.085 R)
• M34: 75,588,363 km (0.072 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 248 - 11,954 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit