🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.49 AU - 0.75 AU

Year: 182 Days

Day: 25.8 Hours

Environment

Temp: 202 °C

Axial Tilt: 13.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.66 AU - 1.04 AU

Year: 292 Days

Day: 43.8 Hours

Environment

Temp: 89 °C

Axial Tilt: 41.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.4 AU - 1.54 AU

Year: 664 Days

Day: 30.4 Hours

Environment

Temp: -47 °C

Axial Tilt: 21.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.95

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 3.4 AU - 5.54 AU

Year: 3523 Days

Day: 33.7 Hours

Environment

Temp: -141 °C

Axial Tilt: 16 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 4.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 524

Radius: 13.1

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 4.01 AU - 5.57 AU

Year: 3908 Days

Day: 9.9 Hours

Environment

Temp: -132 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 95,498,363 km

• M1: 163,062 km (0.052 R)
• M2: 803,789 km (0.045 R)
• M3: 2,185,924 km (0.075 R)
• M4: 2,656,709 km (0.054 R)
• M5: 3,491,764 km (0.099 R)
• M6: 4,845,475 km (0.098 R)
• M7: 5,496,824 km (0.08 R)
• M8: 7,067,901 km (0.105 R)
• M9: 7,774,003 km (0.118 R)
• M10: 12,621,124 km (0.113 R)
• M11: 13,661,427 km (0.043 R)
• M12: 14,503,813 km (0.12 R)
• M13: 15,275,588 km (0.085 R)
• M14: 18,879,999 km (0.113 R)

Asteroid Belt

Center: 5.35 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 820.2

Radius: 11.4

Gravity: 6.31 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 5.23 AU - 6.59 AU

Year: 5356 Days

Day: 7.3 Hours

Environment

Temp: -146 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 95,498,363 km

• M1: 142,118 km (0.05 R)
• M2: 532,718 km (0.102 R)
• M3: 974,032 km (0.06 R)
• M4: 1,409,810 km (0.104 R)
• M5: 1,834,967 km (0.064 R)
• M6: 2,265,061 km (0.095 R)
• M7: 3,147,390 km (0.101 R)
• M8: 3,724,239 km (0.095 R)
• M9: 4,098,533 km (0.117 R)
• M10: 4,951,091 km (0.102 R)
• M11: 7,434,416 km (0.116 R)
• M12: 7,955,166 km (0.036 R)
• M13: 9,195,033 km (0.109 R)
• M14: 10,195,394 km (0.061 R)
• M15: 10,980,185 km (0.041 R)
• M16: 12,257,900 km (0.112 R)
• M17: 13,414,441 km (0.101 R)
• M18: 13,963,615 km (0.086 R)
• M19: 14,413,605 km (0.048 R)
• M20: 16,685,249 km (0.114 R)
• M21: 19,883,352 km (0.108 R)
• M22: 21,776,064 km (0.101 R)
• M23: 22,229,496 km (0.076 R)
• M24: 23,390,375 km (0.113 R)
• M25: 24,025,867 km (0.067 R)
• M26: 25,664,861 km (0.061 R)
• M27: 27,377,308 km (0.111 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 805.6

Radius: 5.3

Gravity: 28.68 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 11.9 AU - 12.26 AU

Year: 15651 Days

Day: 23.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 95,498,363 km

• M1: 68,516 km (0.112 R)
• M2: 366,515 km (0.119 R)
• M3: 610,958 km (0.094 R)
• M4: 1,105,229 km (0.089 R)
• M5: 1,407,118 km (0.103 R)
• M6: 1,833,023 km (0.09 R)
• M7: 2,056,821 km (0.087 R)
• M8: 5,521,358 km (0.064 R)
• M9: 6,192,604 km (0.043 R)
• M10: 7,005,668 km (0.092 R)
• M11: 8,583,178 km (0.04 R)
• M12: 8,945,953 km (0.106 R)
• M13: 9,646,819 km (0.074 R)
• M14: 10,095,762 km (0.074 R)
• M15: 10,735,742 km (0.072 R)
• M16: 14,202,971 km (0.062 R)
• M17: 14,857,612 km (0.095 R)
• M18: 15,154,863 km (0.06 R)
• M19: 16,941,959 km (0.075 R)
• M20: 17,348,267 km (0.097 R)
• M21: 19,038,723 km (0.089 R)
• M22: 20,928,742 km (0.102 R)
• M23: 25,604,573 km (0.081 R)
• M24: 27,231,899 km (0.072 R)
• M25: 27,454,052 km (0.097 R)
• M26: 29,977,169 km (0.116 R)
• M27: 32,901,209 km (0.062 R)
• M28: 40,307,800 km (0.037 R)
• M29: 40,886,145 km (0.034 R)
• M30: 41,763,986 km (0.12 R)
• M31: 42,505,093 km (0.117 R)
• M32: 46,500,404 km (0.1 R)
• M33: 46,977,023 km (0.091 R)
• M34: 58,486,185 km (0.107 R)
• M35: 64,001,260 km (0.048 R)
• M36: 64,393,955 km (0.118 R)

Asteroid Belt

Center: 15.22 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 18.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 630.9

Radius: 5.4

Gravity: 21.64 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 17.69 AU - 19.01 AU

Year: 29303 Days

Day: 21.7 Hours

Environment

Temp: -208 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 95,498,363 km

• M1: 73,303 km (0.07 R)
• M2: 334,650 km (0.089 R)
• M3: 596,297 km (0.116 R)
• M4: 938,427 km (0.091 R)
• M5: 1,823,000 km (0.053 R)
• M6: 3,951,927 km (0.047 R)
• M7: 4,372,895 km (0.068 R)
• M8: 5,428,608 km (0.103 R)
• M9: 5,993,339 km (0.12 R)
• M10: 6,548,647 km (0.074 R)
• M11: 8,420,116 km (0.103 R)
• M12: 8,705,549 km (0.101 R)
• M13: 10,753,544 km (0.116 R)
• M14: 10,954,304 km (0.086 R)
• M15: 11,571,694 km (0.113 R)
• M16: 13,408,308 km (0.108 R)
• M17: 15,771,954 km (0.051 R)
• M18: 16,293,452 km (0.046 R)
• M19: 16,469,828 km (0.11 R)
• M20: 20,990,975 km (0.053 R)
• M21: 21,199,963 km (0.052 R)
• M22: 34,949,803 km (0.118 R)
• M23: 36,433,963 km (0.118 R)
• M24: 37,191,527 km (0.035 R)
• M25: 38,114,396 km (0.086 R)
• M26: 45,354,185 km (0.042 R)
• M27: 45,878,825 km (0.109 R)
• M28: 48,198,639 km (0.034 R)
• M29: 57,237,791 km (0.079 R)
• M30: 60,344,191 km (0.065 R)
• M31: 60,978,785 km (0.118 R)
• M32: 69,868,638 km (0.059 R)
• M33: 75,351,849 km (0.115 R)
• M34: 80,346,922 km (0.114 R)
• M35: 81,371,817 km (0.108 R)
• M36: 82,665,091 km (0.076 R)
• M37: 83,447,637 km (0.095 R)
• M38: 87,164,695 km (0.115 R)
• M39: 90,713,606 km (0.053 R)
• M40: 92,663,913 km (0.084 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 324 - 16,568 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit