🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.5 AU - 0.52 AU

Year: 128 Days

Day: 32.1 Hours

Environment

Temp: 278 °C

Axial Tilt: 44.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 75,324,842 km

• M1: 31,416 km (0.12 R)
• M2: 206,894 km (0.073 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.74 AU - 1.14 AU

Year: 320 Days

Day: 24.6 Hours

Environment

Temp: 100 °C

Axial Tilt: 36.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 5.26 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 9.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 132.4

Radius: 9.3

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 9.55 AU - 9.61 AU

Year: 10421 Days

Day: 7 Hours

Environment

Temp: -169 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 75,324,842 km

• M1: 117,434 km (0.105 R)
• M2: 456,423 km (0.085 R)
• M3: 1,541,157 km (0.083 R)
• M4: 2,172,909 km (0.056 R)
• M5: 4,174,379 km (0.06 R)
• M6: 5,287,387 km (0.106 R)
• M7: 5,942,626 km (0.048 R)
• M8: 6,523,814 km (0.069 R)
• M9: 8,459,161 km (0.081 R)
• M10: 11,289,254 km (0.096 R)
• M11: 14,050,830 km (0.092 R)
• M12: 14,641,892 km (0.107 R)
• M13: 17,052,063 km (0.094 R)
• M14: 18,035,968 km (0.092 R)
• M15: 22,497,725 km (0.063 R)
• M16: 28,402,203 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 12.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 654.4

Radius: 12.5

Gravity: 4.19 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 12.74 AU - 13.08 AU

Year: 16303 Days

Day: 8.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 75,324,842 km

• M1: 155,432 km (0.09 R)
• M2: 610,060 km (0.1 R)
• M3: 1,211,892 km (0.114 R)
• M4: 1,665,623 km (0.075 R)
• M5: 2,788,056 km (0.052 R)
• M6: 3,353,835 km (0.079 R)
• M7: 4,457,119 km (0.096 R)
• M8: 6,219,831 km (0.117 R)
• M9: 6,757,186 km (0.115 R)
• M10: 7,877,674 km (0.104 R)
• M11: 8,310,162 km (0.108 R)
• M12: 8,911,396 km (0.105 R)
• M13: 14,745,713 km (0.107 R)
• M14: 18,571,977 km (0.107 R)
• M15: 25,222,201 km (0.097 R)
• M16: 30,640,037 km (0.105 R)
• M17: 34,696,982 km (0.113 R)
• M18: 35,862,649 km (0.034 R)
• M19: 37,188,235 km (0.1 R)
• M20: 40,360,907 km (0.105 R)
• M21: 41,794,952 km (0.065 R)
• M22: 42,377,935 km (0.101 R)
• M23: 44,764,620 km (0.117 R)
• M24: 46,145,707 km (0.056 R)
• M25: 47,082,190 km (0.071 R)
• M26: 48,831,737 km (0.077 R)
• M27: 52,123,339 km (0.116 R)
• M28: 55,209,693 km (0.057 R)
• M29: 56,442,229 km (0.069 R)
• M30: 56,976,144 km (0.048 R)
• M31: 61,744,427 km (0.037 R)
• M32: 65,197,295 km (0.086 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 379.9

Radius: 6.3

Gravity: 9.57 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 14.1 AU - 20.94 AU

Year: 25774 Days

Day: 20.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 75,324,842 km

• M1: 80,783 km (0.099 R)
• M2: 585,526 km (0.105 R)
• M3: 1,192,744 km (0.113 R)
• M4: 1,533,977 km (0.077 R)
• M5: 2,156,005 km (0.116 R)
• M6: 2,711,910 km (0.103 R)
• M7: 2,959,345 km (0.109 R)
• M8: 4,532,965 km (0.066 R)
• M9: 4,991,034 km (0.106 R)
• M10: 5,287,986 km (0.112 R)
• M11: 6,683,434 km (0.109 R)
• M12: 8,104,465 km (0.095 R)
• M13: 8,939,520 km (0.077 R)
• M14: 14,358,553 km (0.067 R)
• M15: 20,014,849 km (0.097 R)
• M16: 21,630,655 km (0.081 R)
• M17: 35,443,326 km (0.065 R)
• M18: 36,956,808 km (0.079 R)
• M19: 37,517,650 km (0.099 R)
• M20: 39,818,016 km (0.063 R)
• M21: 42,823,587 km (0.116 R)
• M22: 47,445,264 km (0.104 R)
• M23: 48,107,683 km (0.035 R)
• M24: 49,112,981 km (0.071 R)
• M25: 50,474,920 km (0.076 R)
• M26: 51,512,830 km (0.099 R)
• M27: 63,083,776 km (0.106 R)
• M28: 66,328,106 km (0.044 R)
• M29: 66,741,295 km (0.046 R)
• M30: 68,411,256 km (0.094 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 342.1

Radius: 3.3

Gravity: 31.41 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 15.71 AU - 21.21 AU

Year: 27876 Days

Day: 21.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 75,324,842 km

• M1: 45,179 km (0.047 R)
• M2: 195,225 km (0.093 R)
• M3: 379,231 km (0.09 R)
• M4: 799,750 km (0.077 R)
• M5: 945,159 km (0.059 R)
• M6: 1,094,757 km (0.115 R)
• M7: 3,671,880 km (0.104 R)
• M8: 5,539,310 km (0.105 R)
• M9: 5,861,095 km (0.088 R)
• M10: 6,855,622 km (0.08 R)
• M11: 7,757,846 km (0.117 R)
• M12: 9,283,146 km (0.106 R)
• M13: 12,772,517 km (0.12 R)
• M14: 14,204,318 km (0.058 R)
• M15: 20,525,576 km (0.115 R)
• M16: 24,772,510 km (0.1 R)
• M17: 26,645,774 km (0.051 R)
• M18: 31,045,298 km (0.091 R)
• M19: 43,399,240 km (0.098 R)
• M20: 43,712,647 km (0.106 R)
• M21: 44,185,676 km (0.111 R)

Kuiper Belt

Range: 31.2 - 58.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 468 - 11,600 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit