🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.44

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.7 AU - 0.74 AU

Year: 216 Days

Day: 27.8 Hours

Environment

Temp: 144 °C

Axial Tilt: 44.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.77 AU - 0.83 AU

Year: 253 Days

Day: 43.5 Hours

Environment

Temp: 116 °C

Axial Tilt: 39.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.44 AU - 1.5 AU

Year: 629 Days

Day: 30.4 Hours

Environment

Temp: -12 °C

Axial Tilt: 38.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 77,810,253 km

• M1: 39,793 km (0.102 R)

Asteroid Belt

Center: 2.1 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 2.71 AU - 2.73 AU

Year: 1584 Days

Day: 19.3 Hours

Environment

Temp: -87 °C

Axial Tilt: 37.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 394.5

Radius: 14.5

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 4.84 AU - 6.84 AU

Year: 4983 Days

Day: 12 Hours

Environment

Temp: -136 °C

Axial Tilt: 179.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 77,810,253 km

• M1: 203,004 km (0.08 R)
• M2: 744,399 km (0.047 R)
• M3: 1,622,688 km (0.094 R)
• M4: 2,117,857 km (0.058 R)
• M5: 3,442,845 km (0.114 R)
• M6: 4,837,846 km (0.091 R)
• M7: 11,018,781 km (0.112 R)
• M8: 12,081,225 km (0.093 R)
• M9: 13,751,784 km (0.04 R)
• M10: 14,564,849 km (0.087 R)
• M11: 16,852,200 km (0.09 R)
• M12: 19,622,304 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 333

Radius: 14.9

Gravity: 1.5 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 6.3 AU - 6.6 AU

Year: 5784 Days

Day: 5.3 Hours

Environment

Temp: -150 °C

Axial Tilt: 45.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 77,810,253 km

• M1: 185,352 km (0.106 R)
• M2: 774,169 km (0.088 R)
• M3: 1,599,650 km (0.097 R)
• M4: 2,265,211 km (0.086 R)
• M5: 3,432,673 km (0.092 R)
• M6: 4,920,872 km (0.113 R)
• M7: 5,520,909 km (0.028 R)
• M8: 7,156,463 km (0.053 R)
• M9: 7,620,216 km (0.117 R)
• M10: 9,058,001 km (0.116 R)
• M11: 9,962,919 km (0.11 R)
• M12: 10,670,068 km (0.073 R)
• M13: 11,999,395 km (0.064 R)
• M14: 13,337,548 km (0.1 R)
• M15: 14,986,116 km (0.108 R)
• M16: 17,292,616 km (0.088 R)
• M17: 20,613,390 km (0.066 R)
• M18: 22,248,794 km (0.059 R)
• M19: 22,883,837 km (0.074 R)
• M20: 25,164,307 km (0.093 R)
• M21: 26,008,787 km (0.083 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 920.4

Radius: 9.8

Gravity: 9.58 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 5.77 AU - 8.03 AU

Year: 6400 Days

Day: 9.2 Hours

Environment

Temp: -142 °C

Axial Tilt: 121.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 77,810,253 km

• M1: 125,662 km (0.102 R)
• M2: 505,641 km (0.076 R)
• M3: 901,178 km (0.086 R)
• M4: 2,304,705 km (0.099 R)
• M5: 2,820,668 km (0.054 R)
• M6: 3,213,661 km (0.098 R)
• M7: 3,572,547 km (0.099 R)
• M8: 4,059,039 km (0.073 R)
• M9: 4,958,272 km (0.05 R)
• M10: 5,316,260 km (0.053 R)
• M11: 5,951,751 km (0.064 R)
• M12: 6,566,000 km (0.045 R)
• M13: 8,001,691 km (0.078 R)
• M14: 8,622,522 km (0.052 R)
• M15: 9,275,068 km (0.052 R)
• M16: 9,960,077 km (0.104 R)
• M17: 10,875,765 km (0.028 R)
• M18: 11,637,667 km (0.096 R)
• M19: 13,210,838 km (0.099 R)
• M20: 16,840,980 km (0.049 R)
• M21: 17,311,615 km (0.094 R)
• M22: 18,776,178 km (0.086 R)
• M23: 19,502,027 km (0.12 R)
• M24: 28,573,492 km (0.113 R)
• M25: 33,908,003 km (0.101 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 288.9

Radius: 10.3

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 8.12 AU - 10.06 AU

Year: 9677 Days

Day: 7.5 Hours

Environment

Temp: -155 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 77,810,253 km

• M1: 128,056 km (0.044 R)
• M2: 486,193 km (0.066 R)
• M3: 1,353,262 km (0.077 R)
• M4: 1,990,699 km (0.089 R)
• M5: 3,133,327 km (0.083 R)
• M6: 3,538,738 km (0.091 R)
• M7: 4,175,277 km (0.112 R)
• M8: 4,970,240 km (0.108 R)
• M9: 5,957,885 km (0.057 R)
• M10: 6,347,886 km (0.094 R)
• M11: 6,824,356 km (0.112 R)
• M12: 8,358,482 km (0.041 R)
• M13: 9,313,664 km (0.108 R)
• M14: 10,156,199 km (0.057 R)
• M15: 14,442,627 km (0.098 R)
• M16: 15,208,269 km (0.117 R)
• M17: 17,078,243 km (0.093 R)
• M18: 18,475,187 km (0.053 R)
• M19: 20,381,513 km (0.048 R)
• M20: 23,361,503 km (0.089 R)
• M21: 23,844,405 km (0.091 R)
• M22: 24,251,909 km (0.08 R)
• M23: 24,664,051 km (0.107 R)
• M24: 27,324,500 km (0.051 R)
• M25: 27,681,141 km (0.04 R)
• M26: 28,221,938 km (0.108 R)
• M27: 29,417,972 km (0.096 R)
• M28: 33,107,505 km (0.117 R)
• M29: 34,645,072 km (0.11 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 433.3

Radius: 7.7

Gravity: 7.31 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 15.57 AU - 19.57 AU

Year: 26005 Days

Day: 18.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 77,810,253 km

• M1: 98,286 km (0.07 R)
• M2: 980,913 km (0.079 R)
• M3: 1,281,156 km (0.053 R)
• M4: 1,894,807 km (0.109 R)
• M5: 2,322,507 km (0.06 R)
• M6: 4,565,278 km (0.106 R)
• M7: 6,317,817 km (0.113 R)
• M8: 7,083,459 km (0.1 R)
• M9: 7,759,342 km (0.093 R)
• M10: 8,852,454 km (0.114 R)
• M11: 13,309,723 km (0.093 R)
• M12: 15,975,706 km (0.114 R)
• M13: 17,305,182 km (0.052 R)
• M14: 19,160,196 km (0.119 R)
• M15: 20,949,387 km (0.111 R)
• M16: 21,635,742 km (0.108 R)
• M17: 24,747,976 km (0.04 R)
• M18: 26,410,606 km (0.118 R)
• M19: 28,502,434 km (0.115 R)
• M20: 28,861,468 km (0.105 R)
• M21: 29,466,592 km (0.065 R)
• M22: 35,991,303 km (0.057 R)
• M23: 40,787,560 km (0.112 R)
• M24: 41,396,424 km (0.087 R)
• M25: 43,101,989 km (0.071 R)
• M26: 48,839,965 km (0.076 R)
• M27: 49,872,190 km (0.078 R)
• M28: 51,447,605 km (0.077 R)
• M29: 55,624,079 km (0.097 R)
• M30: 57,508,413 km (0.088 R)
• M31: 63,010,174 km (0.104 R)
• M32: 64,644,232 km (0.095 R)
• M33: 65,888,138 km (0.117 R)
• M34: 75,502,045 km (0.054 R)

Kuiper Belt

Range: 31.1 - 59.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 534 - 16,629 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit