🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.69 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.07 AU - 1.67 AU

Year: 598 Days

Day: 22.3 Hours

Environment

Temp: -30 °C

Axial Tilt: 18.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 104,021,468 km

• M1: 205,847 km (0.101 R)
• M2: 967,150 km (0.044 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.5 AU - 2.22 AU

Year: 946 Days

Day: 43 Hours

Environment

Temp: -71 °C

Axial Tilt: 39.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 2.07 AU - 2.25 AU

Year: 1183 Days

Day: 22.7 Hours

Environment

Temp: -81 °C

Axial Tilt: 31.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 802.9

Radius: 9

Gravity: 9.91 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 4.75 AU - 6.63 AU

Year: 5060 Days

Day: 12.5 Hours

Environment

Temp: -150 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 104,021,468 km

• M1: 111,899 km (0.111 R)
• M2: 425,307 km (0.083 R)
• M3: 720,613 km (0.087 R)
• M4: 1,064,538 km (0.086 R)
• M5: 1,554,771 km (0.12 R)
• M6: 1,951,055 km (0.057 R)
• M7: 2,299,768 km (0.113 R)
• M8: 2,948,873 km (0.115 R)
• M9: 5,345,730 km (0.103 R)
• M10: 6,034,030 km (0.082 R)
• M11: 7,586,706 km (0.043 R)
• M12: 8,494,765 km (0.113 R)
• M13: 9,180,821 km (0.1 R)
• M14: 12,913,288 km (0.118 R)
• M15: 14,768,003 km (0.097 R)
• M16: 15,112,826 km (0.077 R)
• M17: 17,486,944 km (0.111 R)
• M18: 18,330,676 km (0.09 R)
• M19: 19,819,923 km (0.063 R)
• M20: 21,534,913 km (0.042 R)
• M21: 27,702,833 km (0.087 R)
• M22: 30,025,789 km (0.089 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 331.9

Radius: 5

Gravity: 13.28 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 9.76 AU - 16.24 AU

Year: 17473 Days

Day: 20.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 104,021,468 km

• M1: 62,233 km (0.088 R)
• M2: 235,467 km (0.091 R)
• M3: 472,879 km (0.091 R)
• M4: 734,675 km (0.109 R)
• M5: 956,230 km (0.117 R)
• M6: 1,184,366 km (0.11 R)
• M7: 1,549,984 km (0.086 R)
• M8: 2,244,417 km (0.113 R)
• M9: 2,758,884 km (0.116 R)
• M10: 3,199,749 km (0.112 R)
• M11: 3,424,295 km (0.119 R)
• M12: 3,933,227 km (0.104 R)
• M13: 6,638,854 km (0.036 R)
• M14: 7,513,703 km (0.092 R)
• M15: 7,866,454 km (0.114 R)
• M16: 8,893,294 km (0.06 R)
• M17: 15,322,263 km (0.095 R)
• M18: 15,889,089 km (0.117 R)
• M19: 20,509,120 km (0.114 R)
• M20: 21,110,504 km (0.039 R)
• M21: 21,812,118 km (0.111 R)
• M22: 23,076,968 km (0.074 R)
• M23: 24,774,155 km (0.066 R)
• M24: 26,552,724 km (0.116 R)
• M25: 28,733,263 km (0.089 R)
• M26: 32,051,194 km (0.072 R)
• M27: 36,734,356 km (0.074 R)
• M28: 38,911,005 km (0.051 R)
• M29: 39,831,779 km (0.08 R)
• M30: 41,580,130 km (0.111 R)
• M31: 42,266,036 km (0.099 R)
• M32: 48,781,622 km (0.099 R)
• M33: 50,470,282 km (0.101 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 862.4

Radius: 5.2

Gravity: 31.89 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 17.43 AU - 18.59 AU

Year: 28492 Days

Day: 21.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 104,021,468 km

• M1: 83,924 km (0.085 R)
• M2: 474,674 km (0.101 R)
• M3: 670,946 km (0.069 R)
• M4: 986,748 km (0.081 R)
• M5: 1,156,541 km (0.037 R)
• M6: 1,329,476 km (0.101 R)
• M7: 3,222,039 km (0.078 R)
• M8: 4,676,429 km (0.089 R)
• M9: 5,203,313 km (0.074 R)
• M10: 6,668,175 km (0.114 R)
• M11: 7,988,825 km (0.117 R)
• M12: 8,680,865 km (0.07 R)
• M13: 10,117,603 km (0.114 R)
• M14: 11,276,388 km (0.111 R)
• M15: 12,597,038 km (0.12 R)
• M16: 13,612,658 km (0.119 R)
• M17: 15,983,635 km (0.096 R)
• M18: 22,744,561 km (0.115 R)
• M19: 24,601,519 km (0.096 R)
• M20: 28,089,992 km (0.097 R)
• M21: 38,704,859 km (0.096 R)
• M22: 39,844,495 km (0.085 R)
• M23: 48,454,900 km (0.067 R)
• M24: 51,709,701 km (0.119 R)
• M25: 54,903,316 km (0.066 R)
• M26: 58,014,503 km (0.115 R)
• M27: 59,291,171 km (0.118 R)
• M28: 73,598,263 km (0.098 R)
• M29: 78,662,001 km (0.063 R)
• M30: 79,963,353 km (0.063 R)
• M31: 80,750,836 km (0.049 R)
• M32: 81,014,577 km (0.045 R)
• M33: 84,766,641 km (0.099 R)
• M34: 87,238,896 km (0.081 R)
• M35: 88,632,849 km (0.112 R)
• M36: 91,179,453 km (0.064 R)
• M37: 94,650,124 km (0.074 R)
• M38: 98,207,861 km (0.095 R)
• M39: 100,628,504 km (0.1 R)
• M40: 102,469,904 km (0.102 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 371 - 19,637 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit