🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.69 AU - 0.75 AU

Year: 261 Days

Day: 36.6 Hours

Environment

Temp: -3 °C

Axial Tilt: 43.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.73 AU - 0.75 AU

Year: 272 Days

Day: 45.6 Hours

Environment

Temp: -12 °C

Axial Tilt: 32.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.86 AU - 1.96 AU

Year: 1128 Days

Day: 23.5 Hours

Environment

Temp: -113 °C

Axial Tilt: 54.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.54 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 815.5

Radius: 8.3

Gravity: 11.84 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 4.86 AU - 5.46 AU

Year: 5011 Days

Day: 13.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 101,357,241 km

• M1: 103,223 km (0.107 R)
• M2: 539,300 km (0.032 R)
• M3: 898,634 km (0.114 R)
• M4: 1,282,802 km (0.115 R)
• M5: 1,682,378 km (0.029 R)
• M6: 2,132,518 km (0.085 R)
• M7: 4,120,374 km (0.096 R)
• M8: 4,647,108 km (0.064 R)
• M9: 7,461,792 km (0.108 R)
• M10: 8,399,322 km (0.081 R)
• M11: 9,840,997 km (0.096 R)
• M12: 10,597,663 km (0.099 R)
• M13: 11,927,737 km (0.112 R)
• M14: 12,839,536 km (0.119 R)
• M15: 13,100,884 km (0.102 R)
• M16: 16,154,625 km (0.062 R)
• M17: 19,446,227 km (0.035 R)
• M18: 20,070,200 km (0.062 R)
• M19: 22,699,981 km (0.057 R)
• M20: 25,716,173 km (0.101 R)
• M21: 26,636,798 km (0.114 R)
• M22: 31,006,253 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 795.6

Radius: 10.2

Gravity: 7.65 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 6.52 AU - 6.62 AU

Year: 7199 Days

Day: 8.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 101,357,241 km

• M1: 127,009 km (0.098 R)
• M2: 598,840 km (0.116 R)
• M3: 984,354 km (0.11 R)
• M4: 1,387,819 km (0.104 R)
• M5: 2,846,847 km (0.06 R)
• M6: 3,470,671 km (0.041 R)
• M7: 4,053,803 km (0.045 R)
• M8: 4,644,715 km (0.112 R)
• M9: 5,109,665 km (0.073 R)
• M10: 5,637,596 km (0.107 R)
• M11: 6,133,214 km (0.107 R)
• M12: 9,695,737 km (0.038 R)
• M13: 10,166,970 km (0.072 R)
• M14: 16,277,595 km (0.071 R)
• M15: 19,272,694 km (0.091 R)
• M16: 22,290,532 km (0.081 R)
• M17: 25,432,087 km (0.099 R)
• M18: 26,969,953 km (0.031 R)
• M19: 27,620,853 km (0.115 R)
• M20: 29,440,412 km (0.097 R)
• M21: 30,630,014 km (0.04 R)
• M22: 33,423,306 km (0.101 R)
• M23: 35,266,651 km (0.04 R)
• M24: 35,933,109 km (0.095 R)
• M25: 36,608,095 km (0.107 R)
• M26: 37,291,308 km (0.054 R)
• M27: 40,471,759 km (0.037 R)

Planet 6 - Ice Giant

Semi-Major Axis: 11.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 849.5

Radius: 4.9

Gravity: 35.38 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 10.55 AU - 12.73 AU

Year: 16977 Days

Day: 24.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 101,357,241 km

• M1: 67,169 km (0.107 R)
• M2: 237,113 km (0.044 R)
• M3: 798,853 km (0.064 R)
• M4: 1,011,282 km (0.071 R)
• M5: 1,303,895 km (0.088 R)
• M6: 1,773,932 km (0.048 R)
• M7: 2,018,374 km (0.061 R)
• M8: 2,179,641 km (0.041 R)
• M9: 2,764,868 km (0.11 R)
• M10: 3,420,705 km (0.115 R)
• M11: 5,070,919 km (0.101 R)
• M12: 6,470,407 km (0.069 R)
• M13: 8,888,657 km (0.09 R)
• M14: 9,214,331 km (0.111 R)
• M15: 10,839,712 km (0.089 R)
• M16: 11,274,144 km (0.107 R)
• M17: 12,111,593 km (0.115 R)
• M18: 15,720,193 km (0.079 R)
• M19: 15,957,156 km (0.104 R)
• M20: 17,177,276 km (0.074 R)
• M21: 18,371,067 km (0.082 R)
• M22: 19,346,894 km (0.06 R)
• M23: 22,782,260 km (0.097 R)
• M24: 27,965,976 km (0.079 R)
• M25: 28,313,791 km (0.036 R)
• M26: 30,830,027 km (0.1 R)
• M27: 31,952,609 km (0.114 R)
• M28: 41,029,460 km (0.067 R)
• M29: 41,478,553 km (0.112 R)
• M30: 42,692,240 km (0.114 R)
• M31: 45,829,457 km (0.091 R)
• M32: 50,818,247 km (0.117 R)
• M33: 51,509,539 km (0.103 R)
• M34: 55,973,240 km (0.096 R)
• M35: 56,341,101 km (0.113 R)
• M36: 61,857,523 km (0.075 R)
• M37: 62,053,795 km (0.09 R)
• M38: 63,240,854 km (0.077 R)
• M39: 67,099,731 km (0.092 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 267.3

Radius: 7.4

Gravity: 4.88 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 11.22 AU - 12.14 AU

Year: 17064 Days

Day: 19.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 101,357,241 km

• M1: 95,443 km (0.079 R)
• M2: 609,312 km (0.111 R)
• M3: 1,042,398 km (0.081 R)
• M4: 1,413,251 km (0.051 R)
• M5: 1,774,530 km (0.101 R)
• M6: 2,089,134 km (0.12 R)
• M7: 2,746,019 km (0.052 R)
• M8: 4,033,907 km (0.067 R)
• M9: 5,476,628 km (0.119 R)
• M10: 7,316,533 km (0.102 R)
• M11: 8,673,385 km (0.092 R)
• M12: 11,093,281 km (0.081 R)
• M13: 12,815,302 km (0.111 R)
• M14: 14,510,993 km (0.026 R)
• M15: 14,973,999 km (0.095 R)
• M16: 17,810,674 km (0.03 R)
• M17: 18,265,002 km (0.11 R)
• M18: 19,997,196 km (0.098 R)
• M19: 27,020,068 km (0.1 R)
• M20: 28,536,392 km (0.1 R)
• M21: 43,851,025 km (0.044 R)
• M22: 49,421,901 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 924.6

Radius: 3.1

Gravity: 96.21 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 13.49 AU - 17.81 AU

Year: 26467 Days

Day: 20.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 101,357,241 km

• M1: 56,398 km (0.099 R)
• M2: 159,172 km (0.072 R)
• M3: 287,826 km (0.08 R)
• M4: 963,560 km (0.078 R)
• M5: 1,510,340 km (0.084 R)
• M6: 2,613,325 km (0.045 R)
• M7: 2,774,143 km (0.091 R)
• M8: 2,884,995 km (0.037 R)
• M9: 3,916,323 km (0.118 R)
• M10: 4,495,266 km (0.099 R)
• M11: 4,687,350 km (0.049 R)
• M12: 5,212,439 km (0.101 R)
• M13: 5,338,849 km (0.118 R)
• M14: 5,510,737 km (0.057 R)
• M15: 6,188,415 km (0.084 R)
• M16: 7,491,562 km (0.082 R)
• M17: 7,871,391 km (0.113 R)
• M18: 8,320,933 km (0.088 R)
• M19: 11,669,083 km (0.038 R)
• M20: 15,380,157 km (0.083 R)
• M21: 16,712,177 km (0.03 R)
• M22: 17,831,767 km (0.077 R)
• M23: 23,606,095 km (0.073 R)
• M24: 24,537,791 km (0.057 R)
• M25: 27,479,782 km (0.058 R)
• M26: 27,863,202 km (0.081 R)
• M27: 38,330,266 km (0.072 R)
• M28: 45,221,043 km (0.103 R)
• M29: 52,892,422 km (0.049 R)
• M30: 55,088,967 km (0.032 R)
• M31: 71,465,147 km (0.106 R)
• M32: 72,675,693 km (0.081 R)
• M33: 76,389,310 km (0.074 R)
• M34: 78,677,260 km (0.113 R)
• M35: 83,923,957 km (0.102 R)
• M36: 85,000,463 km (0.093 R)
• M37: 86,086,244 km (0.052 R)
• M38: 88,562,987 km (0.105 R)
• M39: 93,946,715 km (0.059 R)
• M40: 98,944,929 km (0.03 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 513 - 14,390 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit