🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.97 AU - 1.27 AU

Year: 433 Days

Day: 40.6 Hours

Environment

Temp: 17 °C

Axial Tilt: 35 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 106,679,436 km

• M1: 513,569 km (0.094 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.31 AU - 1.57 AU

Year: 631 Days

Day: 29.2 Hours

Environment

Temp: -27 °C

Axial Tilt: 9.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.25 AU - 1.71 AU

Year: 658 Days

Day: 42.8 Hours

Environment

Temp: -36 °C

Axial Tilt: 50 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 106,679,436 km

• M1: 1,201,720 km (0.054 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.5 AU - 1.52 AU

Year: 678 Days

Day: 32.8 Hours

Environment

Temp: -36 °C

Axial Tilt: 32.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 104.4

Radius: 9.3

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 4.37 AU - 5.73 AU

Year: 4145 Days

Day: 6.2 Hours

Environment

Temp: -145 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 106,679,436 km

• M1: 117,434 km (0.098 R)
• M2: 532,120 km (0.06 R)
• M3: 890,407 km (0.087 R)
• M4: 1,334,712 km (0.045 R)
• M5: 2,490,356 km (0.094 R)
• M6: 3,029,955 km (0.086 R)
• M7: 3,320,175 km (0.083 R)
• M8: 3,730,522 km (0.118 R)
• M9: 4,082,975 km (0.077 R)
• M10: 4,457,717 km (0.119 R)
• M11: 4,834,704 km (0.068 R)
• M12: 5,744,409 km (0.05 R)
• M13: 6,436,299 km (0.099 R)
• M14: 8,633,892 km (0.114 R)
• M15: 9,380,534 km (0.03 R)
• M16: 10,102,045 km (0.072 R)
• M17: 13,566,881 km (0.097 R)
• M18: 14,065,042 km (0.082 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 631.1

Radius: 9

Gravity: 7.79 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 5.75 AU - 9.53 AU

Year: 7713 Days

Day: 14.6 Hours

Environment

Temp: -162 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 106,679,436 km

• M1: 111,899 km (0.092 R)
• M2: 569,519 km (0.115 R)
• M3: 970,591 km (0.057 R)
• M4: 1,322,894 km (0.08 R)
• M5: 2,788,056 km (0.064 R)
• M6: 3,221,889 km (0.118 R)
• M7: 3,748,025 km (0.116 R)
• M8: 4,602,079 km (0.095 R)
• M9: 4,884,969 km (0.101 R)
• M10: 5,361,887 km (0.109 R)
• M11: 6,339,958 km (0.106 R)
• M12: 7,092,285 km (0.101 R)
• M13: 7,587,006 km (0.092 R)
• M14: 8,309,863 km (0.061 R)
• M15: 8,860,083 km (0.119 R)
• M16: 13,356,846 km (0.047 R)
• M17: 14,772,640 km (0.118 R)
• M18: 15,391,078 km (0.057 R)
• M19: 15,834,336 km (0.088 R)
• M20: 17,692,641 km (0.115 R)
• M21: 18,460,826 km (0.089 R)
• M22: 19,033,487 km (0.092 R)
• M23: 19,617,966 km (0.114 R)
• M24: 23,461,883 km (0.109 R)
• M25: 30,471,441 km (0.104 R)
• M26: 37,039,984 km (0.059 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 618.3

Radius: 6.1

Gravity: 16.62 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 10.87 AU - 16.99 AU

Year: 18990 Days

Day: 19.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 106,679,436 km

• M1: 75,846 km (0.116 R)
• M2: 270,623 km (0.108 R)
• M3: 593,904 km (0.113 R)
• M4: 790,924 km (0.094 R)
• M5: 1,352,066 km (0.107 R)
• M6: 1,633,609 km (0.1 R)
• M7: 2,423,037 km (0.059 R)
• M8: 3,015,145 km (0.027 R)
• M9: 3,728,877 km (0.09 R)
• M10: 4,754,968 km (0.117 R)
• M11: 6,120,498 km (0.118 R)
• M12: 6,329,037 km (0.097 R)
• M13: 7,210,617 km (0.074 R)
• M14: 7,825,913 km (0.083 R)
• M15: 9,052,766 km (0.091 R)
• M16: 9,269,084 km (0.091 R)
• M17: 11,311,843 km (0.113 R)
• M18: 11,817,633 km (0.052 R)
• M19: 12,404,655 km (0.111 R)
• M20: 14,136,999 km (0.107 R)
• M21: 16,501,543 km (0.118 R)
• M22: 16,987,736 km (0.03 R)
• M23: 17,734,977 km (0.059 R)
• M24: 19,383,994 km (0.056 R)
• M25: 22,684,722 km (0.11 R)
• M26: 26,894,256 km (0.117 R)
• M27: 32,979,150 km (0.031 R)
• M28: 37,508,525 km (0.064 R)
• M29: 40,650,229 km (0.114 R)
• M30: 42,134,390 km (0.115 R)
• M31: 42,890,009 km (0.073 R)
• M32: 46,482,003 km (0.084 R)
• M33: 47,777,072 km (0.09 R)
• M34: 52,325,146 km (0.104 R)
• M35: 65,442,337 km (0.096 R)
• M36: 69,346,991 km (0.071 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 104.3

Radius: 8

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 15.21 AU - 16.15 AU

Year: 22678 Days

Day: 17.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 136.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 106,679,436 km

• M1: 99,782 km (0.055 R)
• M2: 543,788 km (0.119 R)
• M3: 865,424 km (0.115 R)
• M4: 1,669,363 km (0.036 R)
• M5: 3,182,396 km (0.063 R)
• M6: 4,617,937 km (0.086 R)
• M7: 7,433,518 km (0.11 R)
• M8: 8,700,313 km (0.105 R)
• M9: 12,094,090 km (0.05 R)
• M10: 15,677,707 km (0.068 R)
• M11: 17,037,402 km (0.115 R)
• M12: 18,548,042 km (0.071 R)
• M13: 18,845,592 km (0.074 R)
• M14: 21,916,088 km (0.118 R)
• M15: 24,762,188 km (0.111 R)
• M16: 25,213,824 km (0.049 R)
• M17: 36,947,233 km (0.1 R)
• M18: 43,261,909 km (0.067 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 882.5

Radius: 6.8

Gravity: 19.09 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 15.33 AU - 21.83 AU

Year: 29252 Days

Day: 24.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 106,679,436 km

• M1: 84,822 km (0.107 R)
• M2: 370,853 km (0.066 R)
• M3: 850,913 km (0.057 R)
• M4: 1,158,785 km (0.096 R)
• M5: 1,381,536 km (0.079 R)
• M6: 1,595,312 km (0.111 R)
• M7: 2,424,533 km (0.107 R)
• M8: 3,676,667 km (0.115 R)
• M9: 6,073,225 km (0.119 R)
• M10: 6,310,936 km (0.115 R)
• M11: 7,925,695 km (0.116 R)
• M12: 8,325,271 km (0.094 R)
• M13: 9,289,130 km (0.111 R)
• M14: 9,798,062 km (0.09 R)
• M15: 11,508,564 km (0.101 R)
• M16: 13,013,220 km (0.05 R)
• M17: 13,329,170 km (0.052 R)
• M18: 15,072,584 km (0.038 R)
• M19: 16,134,430 km (0.086 R)
• M20: 18,505,107 km (0.062 R)
• M21: 26,485,256 km (0.059 R)
• M22: 26,992,991 km (0.104 R)
• M23: 29,358,133 km (0.104 R)
• M24: 33,897,980 km (0.09 R)
• M25: 34,949,952 km (0.116 R)
• M26: 37,914,533 km (0.066 R)
• M27: 40,370,332 km (0.114 R)
• M28: 41,211,820 km (0.046 R)
• M29: 47,619,845 km (0.11 R)
• M30: 52,839,763 km (0.051 R)
• M31: 56,733,496 km (0.097 R)
• M32: 61,697,453 km (0.101 R)
• M33: 72,973,841 km (0.08 R)
• M34: 77,533,435 km (0.063 R)
• M35: 82,279,427 km (0.082 R)
• M36: 90,040,864 km (0.112 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 409 - 17,690 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit