🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.62 AU - 0.82 AU

Year: 222 Days

Day: 14.9 Hours

Environment

Temp: 173 °C

Axial Tilt: 31.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 115,727,315 km

• M1: 61,934 km (0.108 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.66 AU - 0.8 AU

Year: 227 Days

Day: 39.3 Hours

Environment

Temp: 141 °C

Axial Tilt: 9.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.88 AU - 2.1 AU

Year: 1020 Days

Day: 20.1 Hours

Environment

Temp: -56 °C

Axial Tilt: 28 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 2.7 AU - 3.76 AU

Year: 2110 Days

Day: 26 Hours

Environment

Temp: -106 °C

Axial Tilt: 2.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 3.86 AU - 3.88 AU

Year: 2767 Days

Day: 36.2 Hours

Environment

Temp: -114 °C

Axial Tilt: 12.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 115,727,315 km

• M1: 182,061 km (0.05 R)

Asteroid Belt

Center: 5.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 405.1

Radius: 12.5

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 7.2 AU - 7.62 AU

Year: 7331 Days

Day: 7.4 Hours

Environment

Temp: -168 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 115,727,315 km

• M1: 155,432 km (0.036 R)
• M2: 803,341 km (0.058 R)
• M3: 1,551,330 km (0.103 R)
• M4: 3,535,446 km (0.117 R)
• M5: 4,104,068 km (0.088 R)
• M6: 6,409,371 km (0.065 R)
• M7: 8,027,571 km (0.081 R)
• M8: 9,178,877 km (0.088 R)
• M9: 10,850,334 km (0.048 R)
• M10: 13,562,842 km (0.08 R)
• M11: 13,999,967 km (0.036 R)
• M12: 14,787,750 km (0.109 R)
• M13: 16,024,475 km (0.086 R)
• M14: 19,658,806 km (0.11 R)
• M15: 20,290,109 km (0.101 R)
• M16: 22,798,117 km (0.07 R)
• M17: 30,702,869 km (0.081 R)
• M18: 32,225,177 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 397.1

Radius: 12.2

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 7.11 AU - 8.05 AU

Year: 7585 Days

Day: 5.8 Hours

Environment

Temp: -164 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 115,727,315 km

• M1: 153,039 km (0.115 R)
• M2: 668,702 km (0.072 R)
• M3: 1,721,423 km (0.032 R)
• M4: 2,175,452 km (0.064 R)
• M5: 2,989,564 km (0.095 R)
• M6: 3,631,040 km (0.087 R)
• M7: 4,213,723 km (0.097 R)
• M8: 5,161,875 km (0.097 R)
• M9: 5,717,032 km (0.064 R)
• M10: 6,311,684 km (0.109 R)
• M11: 8,346,813 km (0.099 R)
• M12: 10,880,253 km (0.12 R)
• M13: 11,994,308 km (0.077 R)
• M14: 12,450,432 km (0.048 R)
• M15: 15,613,380 km (0.095 R)
• M16: 18,866,685 km (0.108 R)
• M17: 19,833,237 km (0.1 R)
• M18: 20,760,145 km (0.117 R)
• M19: 22,470,498 km (0.093 R)
• M20: 24,112,484 km (0.08 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 671.8

Radius: 4

Gravity: 41.99 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 17.67 AU - 21.07 AU

Year: 30983 Days

Day: 18.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 115,727,315 km

• M1: 49,966 km (0.114 R)
• M2: 184,454 km (0.088 R)
• M3: 321,486 km (0.077 R)
• M4: 520,900 km (0.04 R)
• M5: 669,750 km (0.104 R)
• M6: 1,413,550 km (0.05 R)
• M7: 1,890,019 km (0.053 R)
• M8: 2,808,550 km (0.058 R)
• M9: 5,513,579 km (0.112 R)
• M10: 7,227,971 km (0.066 R)
• M11: 8,036,846 km (0.101 R)
• M12: 8,319,437 km (0.117 R)
• M13: 8,904,364 km (0.076 R)
• M14: 9,516,220 km (0.112 R)
• M15: 9,641,882 km (0.115 R)
• M16: 10,552,783 km (0.06 R)
• M17: 13,627,468 km (0.077 R)
• M18: 15,979,147 km (0.09 R)
• M19: 23,238,234 km (0.056 R)
• M20: 26,818,261 km (0.096 R)
• M21: 31,858,512 km (0.091 R)
• M22: 34,304,288 km (0.114 R)
• M23: 38,920,429 km (0.053 R)
• M24: 40,217,892 km (0.093 R)
• M25: 45,339,823 km (0.108 R)
• M26: 50,879,732 km (0.117 R)
• M27: 54,210,828 km (0.091 R)
• M28: 55,217,472 km (0.082 R)
• M29: 57,893,030 km (0.11 R)
• M30: 59,156,683 km (0.065 R)
• M31: 60,438,437 km (0.107 R)
• M32: 63,501,005 km (0.083 R)
• M33: 66,895,530 km (0.105 R)
• M34: 78,567,156 km (0.078 R)
• M35: 80,375,046 km (0.089 R)
• M36: 82,739,890 km (0.094 R)
• M37: 83,271,710 km (0.069 R)
• M38: 90,112,372 km (0.029 R)
• M39: 90,393,466 km (0.086 R)
• M40: 91,523,977 km (0.104 R)
• M41: 101,212,085 km (0.086 R)

Asteroid Belt

Center: 19.66 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 19.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 919.2

Radius: 4.1

Gravity: 54.68 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 19.75 AU - 20.15 AU

Year: 32385 Days

Day: 17.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 115,727,315 km

• M1: 61,485 km (0.104 R)
• M2: 255,962 km (0.104 R)
• M3: 714,479 km (0.097 R)
• M4: 2,014,485 km (0.106 R)
• M5: 2,302,610 km (0.079 R)
• M6: 2,483,025 km (0.108 R)
• M7: 2,814,235 km (0.037 R)
• M8: 3,300,877 km (0.089 R)
• M9: 3,632,236 km (0.064 R)
• M10: 4,322,481 km (0.113 R)
• M11: 8,140,817 km (0.098 R)
• M12: 8,806,228 km (0.044 R)
• M13: 10,039,812 km (0.041 R)
• M14: 11,091,635 km (0.115 R)
• M15: 13,004,393 km (0.118 R)
• M16: 13,247,789 km (0.112 R)
• M17: 13,743,706 km (0.111 R)
• M18: 15,943,543 km (0.111 R)
• M19: 16,504,385 km (0.097 R)
• M20: 22,042,199 km (0.116 R)
• M21: 25,540,096 km (0.092 R)
• M22: 26,827,237 km (0.094 R)
• M23: 27,753,547 km (0.106 R)
• M24: 28,837,982 km (0.099 R)
• M25: 30,091,462 km (0.118 R)
• M26: 30,374,800 km (0.086 R)
• M27: 30,517,218 km (0.058 R)
• M28: 32,260,482 km (0.108 R)
• M29: 33,610,752 km (0.115 R)
• M30: 34,998,123 km (0.039 R)
• M31: 40,069,042 km (0.119 R)
• M32: 50,231,225 km (0.08 R)
• M33: 52,042,257 km (0.093 R)
• M34: 54,524,235 km (0.052 R)
• M35: 56,007,797 km (0.088 R)
• M36: 58,613,493 km (0.047 R)
• M37: 64,064,839 km (0.053 R)
• M38: 80,504,598 km (0.096 R)
• M39: 81,599,206 km (0.114 R)
• M40: 93,697,634 km (0.032 R)
• M41: 98,603,846 km (0.106 R)
• M42: 110,263,205 km (0.077 R)

Kuiper Belt

Range: 30.2 - 47.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 288 - 13,167 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit