🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.05 AU - 1.05 AU

Year: 393 Days

Day: 35.1 Hours

Environment

Temp: 11 °C

Axial Tilt: 19.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 2.03 AU - 2.13 AU

Year: 1096 Days

Day: 34.3 Hours

Environment

Temp: -78 °C

Axial Tilt: 2.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.98 AU - 2.66 AU

Year: 1291 Days

Day: 29 Hours

Environment

Temp: -76 °C

Axial Tilt: 18.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,870,011 km

• M1: 60,587 km (0.076 R)

Asteroid Belt

Center: 3.68 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 203

Radius: 9.2

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 4.61 AU - 5.45 AU

Year: 4120 Days

Day: 11.7 Hours

Environment

Temp: -149 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 74,870,011 km

• M1: 161,566 km (0.085 R)
• M2: 464,352 km (0.114 R)
• M3: 1,133,353 km (0.074 R)
• M4: 1,770,491 km (0.115 R)
• M5: 2,272,691 km (0.052 R)
• M6: 2,702,336 km (0.097 R)
• M7: 3,103,707 km (0.107 R)
• M8: 3,580,326 km (0.12 R)
• M9: 3,969,131 km (0.112 R)
• M10: 4,680,169 km (0.073 R)
• M11: 5,473,487 km (0.059 R)
• M12: 5,990,946 km (0.111 R)
• M13: 6,433,456 km (0.102 R)
• M14: 7,893,232 km (0.103 R)
• M15: 8,619,081 km (0.114 R)
• M16: 9,950,652 km (0.095 R)
• M17: 11,973,365 km (0.102 R)
• M18: 12,676,475 km (0.083 R)
• M19: 15,140,501 km (0.064 R)
• M20: 15,572,091 km (0.041 R)
• M21: 16,611,048 km (0.092 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 805.9

Radius: 8.9

Gravity: 10.17 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 4.38 AU - 5.92 AU

Year: 4269 Days

Day: 13.5 Hours

Environment

Temp: -138 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 74,870,011 km

• M1: 110,702 km (0.038 R)
• M2: 398,678 km (0.102 R)
• M3: 807,679 km (0.112 R)
• M4: 1,156,392 km (0.077 R)
• M5: 1,754,185 km (0.05 R)
• M6: 2,138,502 km (0.101 R)
• M7: 2,984,029 km (0.098 R)
• M8: 3,330,647 km (0.061 R)
• M9: 4,317,245 km (0.051 R)
• M10: 4,839,342 km (0.088 R)
• M11: 6,283,410 km (0.075 R)
• M12: 6,693,308 km (0.117 R)
• M13: 8,744,145 km (0.101 R)
• M14: 9,135,942 km (0.103 R)
• M15: 11,504,076 km (0.094 R)
• M16: 13,157,133 km (0.055 R)
• M17: 14,415,400 km (0.119 R)
• M18: 15,354,127 km (0.113 R)
• M19: 16,157,168 km (0.07 R)
• M20: 16,807,620 km (0.087 R)
• M21: 19,386,687 km (0.069 R)
• M22: 21,574,706 km (0.036 R)
• M23: 23,922,196 km (0.108 R)
• M24: 25,393,939 km (0.053 R)
• M25: 26,031,226 km (0.08 R)
• M26: 28,431,375 km (0.071 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 34.6

Radius: 12

Gravity: 0.24 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 6.31 AU - 7.27 AU

Year: 6462 Days

Day: 12.4 Hours

Environment

Temp: -158 °C

Axial Tilt: 94.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 74,870,011 km

• M1: 149,299 km (0.088 R)
• M2: 1,126,322 km (0.111 R)
• M3: 1,756,877 km (0.107 R)
• M4: 2,234,244 km (0.099 R)
• M5: 3,034,742 km (0.083 R)
• M6: 3,454,813 km (0.118 R)
• M7: 4,212,377 km (0.108 R)
• M8: 6,878,959 km (0.055 R)
• M9: 11,270,554 km (0.108 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 756

Radius: 5.7

Gravity: 23.27 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 12.38 AU - 15.08 AU

Year: 18582 Days

Day: 16.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 74,870,011 km

• M1: 70,909 km (0.113 R)
• M2: 451,486 km (0.112 R)
• M3: 856,597 km (0.116 R)
• M4: 1,311,225 km (0.111 R)
• M5: 1,543,102 km (0.06 R)
• M6: 2,235,142 km (0.042 R)
• M7: 3,142,453 km (0.046 R)
• M8: 3,619,221 km (0.05 R)
• M9: 4,047,071 km (0.08 R)
• M10: 4,542,091 km (0.096 R)
• M11: 5,076,753 km (0.028 R)
• M12: 6,227,759 km (0.11 R)
• M13: 10,527,651 km (0.055 R)
• M14: 11,718,600 km (0.089 R)
• M15: 11,914,573 km (0.091 R)
• M16: 12,583,574 km (0.03 R)
• M17: 13,996,227 km (0.111 R)
• M18: 14,665,079 km (0.052 R)
• M19: 15,277,383 km (0.094 R)
• M20: 16,717,113 km (0.116 R)
• M21: 20,517,946 km (0.099 R)
• M22: 24,112,783 km (0.051 R)
• M23: 34,352,309 km (0.05 R)
• M24: 35,703,626 km (0.051 R)
• M25: 37,654,382 km (0.098 R)
• M26: 40,117,362 km (0.078 R)
• M27: 40,562,864 km (0.073 R)
• M28: 40,861,761 km (0.055 R)
• M29: 41,919,268 km (0.06 R)
• M30: 44,246,413 km (0.101 R)
• M31: 54,236,708 km (0.117 R)
• M32: 54,599,483 km (0.119 R)
• M33: 54,781,394 km (0.066 R)
• M34: 62,794,604 km (0.085 R)
• M35: 66,870,697 km (0.119 R)
• M36: 69,399,200 km (0.059 R)
• M37: 72,209,396 km (0.102 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: 336 - 12,239 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit