🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.28 AU - 1.44 AU

Year: 555 Days

Day: 47.2 Hours

Environment

Temp: 2 °C

Axial Tilt: 12.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.3 AU - 1.9 AU

Year: 708 Days

Day: 33.9 Hours

Environment

Temp: -15 °C

Axial Tilt: 2.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.14

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 3.27 AU - 4.21 AU

Year: 2530 Days

Day: 44 Hours

Environment

Temp: -98 °C

Axial Tilt: 29.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 37,636,034 km

• M1: 298,897 km (0.066 R)
• M2: 572,810 km (0.093 R)

Asteroid Belt

Center: 4.98 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 151.5

Radius: 9.2

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 5.83 AU - 6.59 AU

Year: 5414 Days

Day: 13.6 Hours

Environment

Temp: -149 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 37,636,034 km

• M1: 121,922 km (0.118 R)
• M2: 435,479 km (0.082 R)
• M3: 741,557 km (0.082 R)
• M4: 1,164,769 km (0.072 R)
• M5: 1,767,200 km (0.084 R)
• M6: 2,435,902 km (0.043 R)
• M7: 3,422,051 km (0.036 R)
• M8: 5,419,632 km (0.114 R)
• M9: 6,965,127 km (0.079 R)
• M10: 8,450,634 km (0.043 R)
• M11: 9,232,732 km (0.076 R)
• M12: 13,069,618 km (0.116 R)
• M13: 14,443,525 km (0.107 R)
• M14: 15,116,566 km (0.106 R)
• M15: 15,810,401 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 711.8

Radius: 14.8

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 7.13 AU - 8.71 AU

Year: 7798 Days

Day: 14.9 Hours

Environment

Temp: -153 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 37,636,034 km

• M1: 184,005 km (0.078 R)
• M2: 920,476 km (0.031 R)
• M3: 1,392,158 km (0.044 R)
• M4: 2,241,425 km (0.071 R)
• M5: 4,572,309 km (0.047 R)
• M6: 5,552,026 km (0.051 R)
• M7: 6,245,562 km (0.118 R)
• M8: 8,896,585 km (0.055 R)
• M9: 10,817,721 km (0.115 R)
• M10: 11,743,283 km (0.119 R)
• M11: 13,002,299 km (0.044 R)
• M12: 13,577,054 km (0.099 R)
• M13: 15,531,101 km (0.11 R)
• M14: 16,244,234 km (0.063 R)
• M15: 19,540,773 km (0.066 R)
• M16: 27,427,423 km (0.054 R)
• M17: 28,374,378 km (0.05 R)
• M18: 33,653,836 km (0.059 R)
• M19: 35,847,839 km (0.108 R)
• M20: 36,979,995 km (0.099 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 871.4

Radius: 4.9

Gravity: 36.29 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 12.74 AU - 18.04 AU

Year: 21122 Days

Day: 23.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 37,636,034 km

• M1: 63,729 km (0.055 R)
• M2: 227,838 km (0.118 R)
• M3: 567,574 km (0.112 R)
• M4: 724,203 km (0.079 R)
• M5: 1,364,183 km (0.091 R)
• M6: 1,896,602 km (0.093 R)
• M7: 2,059,663 km (0.076 R)
• M8: 2,886,940 km (0.116 R)
• M9: 3,159,357 km (0.063 R)
• M10: 3,360,118 km (0.096 R)
• M11: 4,566,475 km (0.109 R)
• M12: 5,013,025 km (0.117 R)
• M13: 5,694,742 km (0.101 R)
• M14: 7,898,618 km (0.102 R)
• M15: 8,431,635 km (0.092 R)
• M16: 8,988,139 km (0.052 R)
• M17: 11,936,265 km (0.117 R)
• M18: 14,509,797 km (0.1 R)
• M19: 14,905,184 km (0.097 R)
• M20: 16,731,175 km (0.085 R)
• M21: 18,058,258 km (0.081 R)
• M22: 18,331,873 km (0.078 R)
• M23: 19,454,006 km (0.103 R)
• M24: 21,020,296 km (0.086 R)
• M25: 23,741,930 km (0.076 R)
• M26: 24,180,401 km (0.105 R)
• M27: 27,044,453 km (0.065 R)
• M28: 28,006,517 km (0.104 R)
• M29: 29,492,323 km (0.105 R)
• M30: 33,709,636 km (0.068 R)
• M31: 38,012,520 km (0.105 R)
• M32: 39,066,586 km (0.058 R)
• M33: 49,090,691 km (0.115 R)
• M34: 50,160,316 km (0.082 R)
• M35: 51,793,924 km (0.083 R)
• M36: 63,600,039 km (0.082 R)
• M37: 64,233,287 km (0.118 R)
• M38: 66,808,464 km (0.112 R)
• M39: 69,228,659 km (0.065 R)
• M40: 71,706,747 km (0.119 R)
• M41: 73,083,048 km (0.117 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 62.1

Radius: 5.7

Gravity: 1.91 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 14.58 AU - 18.1 AU

Year: 23108 Days

Day: 23.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 37,636,034 km

• M1: 70,909 km (0.114 R)
• M2: 332,706 km (0.068 R)
• M3: 590,164 km (0.107 R)
• M4: 852,109 km (0.09 R)
• M5: 1,035,217 km (0.101 R)
• M6: 7,438,305 km (0.074 R)
• M7: 10,482,772 km (0.115 R)
• M8: 12,518,948 km (0.07 R)
• M9: 16,954,675 km (0.049 R)
• M10: 23,059,315 km (0.066 R)
• M11: 31,671,964 km (0.073 R)

Kuiper Belt

Range: 31.4 - 56.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 387 - 18,774 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit