🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.64 AU - 0.74 AU

Year: 200 Days

Day: 46 Hours

Environment

Temp: 147 °C

Axial Tilt: 44.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 87,826,857 km

• M1: 37,848 km (0.071 R)
• M2: 268,528 km (0.114 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 3.36 AU - 3.5 AU

Year: 2212 Days

Day: 14.8 Hours

Environment

Temp: -106 °C

Axial Tilt: 0.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.9 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 471.5

Radius: 8.6

Gravity: 6.38 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 5.43 AU - 7.31 AU

Year: 5599 Days

Day: 14.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 87,826,857 km

• M1: 107,112 km (0.098 R)
• M2: 407,804 km (0.111 R)
• M3: 702,661 km (0.091 R)
• M4: 1,054,366 km (0.076 R)
• M5: 1,366,876 km (0.052 R)
• M6: 1,703,621 km (0.108 R)
• M7: 2,858,666 km (0.077 R)
• M8: 3,415,170 km (0.118 R)
• M9: 5,110,114 km (0.101 R)
• M10: 5,637,895 km (0.075 R)
• M11: 6,110,026 km (0.084 R)
• M12: 6,900,351 km (0.105 R)
• M13: 7,721,494 km (0.117 R)
• M14: 8,760,302 km (0.052 R)
• M15: 9,889,317 km (0.107 R)
• M16: 12,730,031 km (0.08 R)
• M17: 13,751,784 km (0.112 R)
• M18: 15,160,398 km (0.096 R)
• M19: 16,131,886 km (0.096 R)
• M20: 16,962,603 km (0.12 R)
• M21: 17,327,323 km (0.057 R)
• M22: 18,644,981 km (0.091 R)
• M23: 21,057,097 km (0.038 R)
• M24: 22,337,954 km (0.064 R)
• M25: 26,654,750 km (0.033 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 765.6

Radius: 13.6

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 4.87 AU - 7.97 AU

Year: 5665 Days

Day: 8 Hours

Environment

Temp: -140 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 87,826,857 km

• M1: 185,202 km (0.084 R)
• M2: 1,168,958 km (0.033 R)
• M3: 1,685,220 km (0.045 R)
• M4: 4,379,777 km (0.065 R)
• M5: 5,446,110 km (0.031 R)
• M6: 5,993,639 km (0.119 R)
• M7: 6,444,826 km (0.069 R)
• M8: 6,884,045 km (0.085 R)
• M9: 8,284,580 km (0.075 R)
• M10: 10,134,807 km (0.081 R)
• M11: 13,243,899 km (0.049 R)
• M12: 14,012,833 km (0.101 R)
• M13: 15,400,054 km (0.082 R)
• M14: 16,065,615 km (0.073 R)
• M15: 17,196,275 km (0.112 R)
• M16: 18,513,933 km (0.096 R)
• M17: 28,495,552 km (0.08 R)
• M18: 29,315,199 km (0.054 R)
• M19: 30,338,448 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 172.4

Radius: 8.9

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 6.67 AU - 9.65 AU

Year: 8118 Days

Day: 9 Hours

Environment

Temp: -149 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 87,826,857 km

• M1: 110,852 km (0.098 R)
• M2: 535,411 km (0.03 R)
• M3: 994,377 km (0.109 R)
• M4: 1,283,999 km (0.06 R)
• M5: 2,532,393 km (0.115 R)
• M6: 4,355,841 km (0.118 R)
• M7: 5,718,678 km (0.1 R)
• M8: 6,730,707 km (0.091 R)
• M9: 10,396,454 km (0.079 R)
• M10: 12,651,492 km (0.089 R)
• M11: 16,616,883 km (0.097 R)
• M12: 18,288,190 km (0.113 R)
• M13: 19,228,263 km (0.082 R)
• M14: 20,266,173 km (0.043 R)
• M15: 22,241,763 km (0.067 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 821.6

Radius: 12.8

Gravity: 5.01 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 7.24 AU - 10.14 AU

Year: 8921 Days

Day: 12.2 Hours

Environment

Temp: -154 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 87,826,857 km

• M1: 160,519 km (0.095 R)
• M2: 570,417 km (0.049 R)
• M3: 976,425 km (0.061 R)
• M4: 2,007,903 km (0.097 R)
• M5: 2,906,687 km (0.106 R)
• M6: 4,619,133 km (0.114 R)
• M7: 5,659,287 km (0.114 R)
• M8: 6,145,331 km (0.119 R)
• M9: 7,565,763 km (0.086 R)
• M10: 9,384,125 km (0.106 R)
• M11: 12,547,521 km (0.085 R)
• M12: 17,065,377 km (0.108 R)
• M13: 25,528,727 km (0.087 R)
• M14: 26,379,490 km (0.087 R)
• M15: 29,869,010 km (0.078 R)
• M16: 31,026,449 km (0.104 R)
• M17: 32,322,864 km (0.05 R)
• M18: 33,767,830 km (0.03 R)
• M19: 39,477,233 km (0.09 R)
• M20: 41,385,503 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 804.9

Radius: 8.9

Gravity: 10.16 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 9.01 AU - 9.51 AU

Year: 9813 Days

Day: 12 Hours

Environment

Temp: -161 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 87,826,857 km

• M1: 113,844 km (0.055 R)
• M2: 457,919 km (0.095 R)
• M3: 1,624,334 km (0.034 R)
• M4: 1,984,416 km (0.096 R)
• M5: 2,378,307 km (0.032 R)
• M6: 2,655,661 km (0.11 R)
• M7: 2,999,288 km (0.066 R)
• M8: 3,829,556 km (0.109 R)
• M9: 4,867,466 km (0.063 R)
• M10: 8,910,049 km (0.029 R)
• M11: 10,450,758 km (0.115 R)
• M12: 11,311,993 km (0.092 R)
• M13: 11,931,029 km (0.103 R)
• M14: 14,051,728 km (0.109 R)
• M15: 14,438,887 km (0.105 R)
• M16: 19,024,361 km (0.116 R)
• M17: 20,718,408 km (0.091 R)
• M18: 24,403,901 km (0.109 R)
• M19: 25,152,339 km (0.057 R)
• M20: 26,793,278 km (0.092 R)
• M21: 39,940,238 km (0.112 R)
• M22: 40,457,398 km (0.104 R)
• M23: 42,437,026 km (0.12 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 973.9

Radius: 7.7

Gravity: 16.43 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 12.09 AU - 18.47 AU

Year: 20801 Days

Day: 15.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 87,826,857 km

• M1: 96,640 km (0.076 R)
• M2: 380,128 km (0.089 R)
• M3: 1,135,597 km (0.033 R)
• M4: 1,900,491 km (0.089 R)
• M5: 2,634,269 km (0.107 R)
• M6: 3,698,359 km (0.113 R)
• M7: 3,987,681 km (0.09 R)
• M8: 4,503,644 km (0.085 R)
• M9: 4,947,800 km (0.075 R)
• M10: 5,923,776 km (0.09 R)
• M11: 6,830,489 km (0.112 R)
• M12: 8,746,987 km (0.065 R)
• M13: 11,529,209 km (0.118 R)
• M14: 11,870,890 km (0.114 R)
• M15: 12,646,256 km (0.038 R)
• M16: 12,936,326 km (0.104 R)
• M17: 14,375,907 km (0.055 R)
• M18: 20,009,014 km (0.079 R)
• M19: 20,602,469 km (0.113 R)
• M20: 21,004,588 km (0.052 R)
• M21: 21,411,794 km (0.068 R)
• M22: 22,453,144 km (0.079 R)
• M23: 22,772,087 km (0.079 R)
• M24: 25,548,025 km (0.072 R)
• M25: 27,317,768 km (0.051 R)
• M26: 29,420,366 km (0.084 R)
• M27: 31,099,303 km (0.067 R)
• M28: 31,895,463 km (0.101 R)
• M29: 32,433,566 km (0.098 R)
• M30: 35,646,480 km (0.083 R)
• M31: 35,935,503 km (0.119 R)
• M32: 37,852,450 km (0.04 R)
• M33: 39,372,664 km (0.109 R)
• M34: 56,287,844 km (0.108 R)
• M35: 57,073,832 km (0.049 R)
• M36: 60,495,584 km (0.057 R)
• M37: 67,744,797 km (0.096 R)
• M38: 72,268,338 km (0.091 R)
• M39: 86,517,385 km (0.048 R)

Kuiper Belt

Range: 31.5 - 46.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 224 - 15,800 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit