🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.47 AU - 1.99 AU

Year: 862 Days

Day: 19.8 Hours

Environment

Temp: -74 °C

Axial Tilt: 3.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,772,606 km

• M1: 37,549 km (0.11 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.6 AU - 1.96 AU

Year: 899 Days

Day: 29.1 Hours

Environment

Temp: -66 °C

Axial Tilt: 21.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,772,606 km

• M1: 1,132,605 km (0.03 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.71 AU - 2.01 AU

Year: 961 Days

Day: 24.5 Hours

Environment

Temp: -65 °C

Axial Tilt: 15.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.41 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 2.84 AU - 3.08 AU

Year: 1929 Days

Day: 28.5 Hours

Environment

Temp: -120 °C

Axial Tilt: 33.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,772,606 km

• M1: 31,416 km (0.077 R)

Asteroid Belt

Center: 4.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 392.1

Radius: 9.6

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 5.28 AU - 6.66 AU

Year: 5525 Days

Day: 8.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 81,772,606 km

• M1: 119,379 km (0.108 R)
• M2: 556,504 km (0.077 R)
• M3: 861,534 km (0.117 R)
• M4: 1,224,459 km (0.068 R)
• M5: 1,763,460 km (0.077 R)
• M6: 2,109,928 km (0.098 R)
• M7: 2,871,382 km (0.097 R)
• M8: 3,555,044 km (0.038 R)
• M9: 4,390,398 km (0.079 R)
• M10: 4,704,554 km (0.107 R)
• M11: 5,059,849 km (0.11 R)
• M12: 6,758,233 km (0.094 R)
• M13: 8,433,730 km (0.119 R)
• M14: 9,586,980 km (0.074 R)
• M15: 10,412,161 km (0.075 R)
• M16: 11,373,777 km (0.086 R)
• M17: 13,523,498 km (0.055 R)
• M18: 14,139,692 km (0.065 R)
• M19: 14,454,745 km (0.084 R)
• M20: 15,208,120 km (0.106 R)
• M21: 17,625,771 km (0.076 R)
• M22: 18,485,510 km (0.094 R)
• M23: 21,855,202 km (0.052 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 640.9

Radius: 13.2

Gravity: 3.68 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 5.72 AU - 7.04 AU

Year: 6104 Days

Day: 11.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 81,772,606 km

• M1: 164,258 km (0.077 R)
• M2: 714,180 km (0.064 R)
• M3: 1,183,618 km (0.106 R)
• M4: 1,615,807 km (0.061 R)
• M5: 2,140,147 km (0.054 R)
• M6: 2,814,534 km (0.086 R)
• M7: 5,304,591 km (0.097 R)
• M8: 5,933,949 km (0.073 R)
• M9: 6,646,334 km (0.096 R)
• M10: 8,203,349 km (0.062 R)
• M11: 10,534,084 km (0.084 R)
• M12: 11,287,907 km (0.098 R)
• M13: 12,077,485 km (0.106 R)
• M14: 14,899,948 km (0.047 R)
• M15: 15,789,906 km (0.117 R)
• M16: 17,031,119 km (0.079 R)
• M17: 22,884,734 km (0.047 R)
• M18: 24,391,783 km (0.111 R)
• M19: 27,603,201 km (0.094 R)
• M20: 29,493,968 km (0.094 R)
• M21: 30,049,575 km (0.071 R)
• M22: 31,086,587 km (0.069 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 624

Radius: 13.3

Gravity: 3.53 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 5.74 AU - 8.82 AU

Year: 7440 Days

Day: 7.6 Hours

Environment

Temp: -167 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 81,772,606 km

• M1: 165,455 km (0.116 R)
• M2: 581,038 km (0.083 R)
• M3: 1,044,642 km (0.12 R)
• M4: 1,982,321 km (0.068 R)
• M5: 2,506,363 km (0.081 R)
• M6: 4,210,582 km (0.104 R)
• M7: 4,913,542 km (0.116 R)
• M8: 5,568,182 km (0.112 R)
• M9: 6,348,186 km (0.046 R)
• M10: 8,288,320 km (0.1 R)
• M11: 8,702,707 km (0.106 R)
• M12: 9,130,856 km (0.115 R)
• M13: 9,708,603 km (0.107 R)
• M14: 12,161,708 km (0.046 R)
• M15: 12,752,470 km (0.063 R)
• M16: 16,126,202 km (0.117 R)
• M17: 16,577,838 km (0.088 R)
• M18: 17,846,727 km (0.07 R)
• M19: 18,539,963 km (0.076 R)
• M20: 19,251,152 km (0.052 R)
• M21: 23,823,611 km (0.077 R)
• M22: 27,397,204 km (0.119 R)
• M23: 36,687,831 km (0.093 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 784.3

Radius: 11.3

Gravity: 6.14 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 6.93 AU - 10.67 AU

Year: 9887 Days

Day: 11.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 81,772,606 km

• M1: 141,071 km (0.102 R)
• M2: 698,323 km (0.098 R)
• M3: 2,268,353 km (0.096 R)
• M4: 4,310,513 km (0.12 R)
• M5: 7,158,857 km (0.077 R)
• M6: 7,612,736 km (0.092 R)
• M7: 10,178,190 km (0.091 R)
• M8: 13,643,924 km (0.119 R)
• M9: 16,656,975 km (0.088 R)
• M10: 24,423,199 km (0.104 R)
• M11: 28,619,269 km (0.117 R)
• M12: 29,344,969 km (0.097 R)
• M13: 34,539,605 km (0.11 R)
• M14: 35,481,025 km (0.095 R)
• M15: 36,439,349 km (0.075 R)
• M16: 37,291,907 km (0.114 R)
• M17: 38,033,314 km (0.052 R)
• M18: 40,835,880 km (0.102 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 583.2

Radius: 5.1

Gravity: 22.42 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 15.88 AU - 16.04 AU

Year: 24149 Days

Day: 20.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 81,772,606 km

• M1: 68,665 km (0.088 R)
• M2: 450,888 km (0.03 R)
• M3: 614,997 km (0.115 R)
• M4: 910,004 km (0.032 R)
• M5: 1,434,344 km (0.112 R)
• M6: 2,118,755 km (0.083 R)
• M7: 2,569,044 km (0.075 R)
• M8: 3,218,598 km (0.113 R)
• M9: 5,292,773 km (0.069 R)
• M10: 5,945,767 km (0.082 R)
• M11: 7,023,770 km (0.082 R)
• M12: 8,931,442 km (0.055 R)
• M13: 11,486,274 km (0.101 R)
• M14: 11,685,538 km (0.115 R)
• M15: 11,887,047 km (0.073 R)
• M16: 12,505,484 km (0.115 R)
• M17: 15,115,818 km (0.056 R)
• M18: 18,701,230 km (0.081 R)
• M19: 18,977,088 km (0.065 R)
• M20: 19,349,138 km (0.063 R)
• M21: 19,726,125 km (0.093 R)
• M22: 21,684,361 km (0.072 R)
• M23: 25,416,828 km (0.106 R)
• M24: 26,557,063 km (0.097 R)
• M25: 27,493,396 km (0.074 R)
• M26: 30,055,708 km (0.106 R)
• M27: 35,228,503 km (0.089 R)
• M28: 36,501,132 km (0.112 R)
• M29: 42,687,902 km (0.105 R)
• M30: 46,111,449 km (0.104 R)
• M31: 48,492,748 km (0.058 R)
• M32: 62,657,572 km (0.12 R)
• M33: 65,786,711 km (0.105 R)
• M34: 76,029,677 km (0.103 R)
• M35: 78,866,202 km (0.062 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 343 - 18,017 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit