🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.5 AU - 0.82 AU

Year: 196 Days

Day: 23.4 Hours

Environment

Temp: 179 °C

Axial Tilt: 8.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.58 AU - 0.8 AU

Year: 209 Days

Day: 38.9 Hours

Environment

Temp: 125 °C

Axial Tilt: 37.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 96,605,941 km

• M1: 32,612 km (0.085 R)
• M2: 93,947 km (0.083 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.82 AU - 1.14 AU

Year: 354 Days

Day: 44.6 Hours

Environment

Temp: 33 °C

Axial Tilt: 33.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.93 AU - 1.29 AU

Year: 427 Days

Day: 28.4 Hours

Environment

Temp: 23 °C

Axial Tilt: 10.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 2.83 AU - 4.29 AU

Year: 2453 Days

Day: 14.8 Hours

Environment

Temp: -124 °C

Axial Tilt: 34.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.13 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 461.2

Radius: 14.1

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 5.58 AU - 7.8 AU

Year: 6320 Days

Day: 11.6 Hours

Environment

Temp: -161 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 96,605,941 km

• M1: 175,478 km (0.092 R)
• M2: 673,490 km (0.097 R)
• M3: 1,483,113 km (0.102 R)
• M4: 1,931,009 km (0.068 R)
• M5: 2,520,425 km (0.058 R)
• M6: 3,268,564 km (0.117 R)
• M7: 4,280,294 km (0.109 R)
• M8: 4,912,794 km (0.113 R)
• M9: 6,054,525 km (0.085 R)
• M10: 6,590,684 km (0.098 R)
• M11: 7,401,504 km (0.117 R)
• M12: 8,164,753 km (0.071 R)
• M13: 9,891,411 km (0.111 R)
• M14: 15,343,506 km (0.119 R)
• M15: 19,404,041 km (0.027 R)
• M16: 20,017,691 km (0.107 R)
• M17: 23,130,075 km (0.055 R)
• M18: 28,427,335 km (0.063 R)
• M19: 29,130,745 km (0.107 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 499

Radius: 14.4

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 9.67 AU - 11.61 AU

Year: 12677 Days

Day: 12 Hours

Environment

Temp: -186 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 96,605,941 km

• M1: 179,069 km (0.114 R)
• M2: 651,948 km (0.037 R)
• M3: 3,051,647 km (0.099 R)
• M4: 3,802,927 km (0.053 R)
• M5: 4,379,926 km (0.106 R)
• M6: 5,921,832 km (0.114 R)
• M7: 7,715,809 km (0.119 R)
• M8: 9,258,163 km (0.102 R)
• M9: 10,051,481 km (0.095 R)
• M10: 10,836,122 km (0.053 R)
• M11: 12,234,114 km (0.045 R)
• M12: 16,217,456 km (0.103 R)
• M13: 17,667,957 km (0.098 R)
• M14: 22,102,337 km (0.089 R)
• M15: 23,249,753 km (0.108 R)
• M16: 23,701,539 km (0.111 R)
• M17: 26,243,206 km (0.063 R)
• M18: 33,098,678 km (0.097 R)
• M19: 33,555,999 km (0.115 R)
• M20: 35,189,458 km (0.105 R)
• M21: 36,997,947 km (0.088 R)
• M22: 37,490,573 km (0.075 R)
• M23: 38,488,839 km (0.099 R)
• M24: 39,249,096 km (0.118 R)
• M25: 40,538,330 km (0.072 R)
• M26: 41,590,003 km (0.103 R)
• M27: 46,548,873 km (0.108 R)
• M28: 47,993,241 km (0.095 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 987.9

Radius: 8.7

Gravity: 13.05 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 11.43 AU - 11.49 AU

Year: 14170 Days

Day: 6.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 96,605,941 km

• M1: 120,127 km (0.063 R)
• M2: 480,060 km (0.106 R)
• M3: 824,733 km (0.09 R)
• M4: 1,670,709 km (0.095 R)
• M5: 2,062,655 km (0.089 R)
• M6: 2,406,880 km (0.089 R)
• M7: 2,909,230 km (0.12 R)
• M8: 3,211,866 km (0.095 R)
• M9: 3,910,488 km (0.117 R)
• M10: 4,707,097 km (0.073 R)
• M11: 5,723,016 km (0.069 R)
• M12: 6,704,528 km (0.082 R)
• M13: 7,464,934 km (0.12 R)
• M14: 9,479,718 km (0.115 R)
• M15: 9,922,528 km (0.105 R)
• M16: 11,832,593 km (0.055 R)
• M17: 13,624,925 km (0.118 R)
• M18: 15,743,979 km (0.037 R)
• M19: 19,630,083 km (0.106 R)
• M20: 23,305,104 km (0.101 R)
• M21: 25,356,839 km (0.049 R)
• M22: 30,288,931 km (0.079 R)
• M23: 31,614,817 km (0.094 R)
• M24: 34,382,228 km (0.114 R)
• M25: 35,691,958 km (0.096 R)
• M26: 37,034,598 km (0.102 R)
• M27: 37,580,930 km (0.06 R)
• M28: 40,106,441 km (0.087 R)
• M29: 46,751,728 km (0.12 R)
• M30: 50,836,348 km (0.117 R)
• M31: 53,920,309 km (0.113 R)
• M32: 56,223,667 km (0.089 R)
• M33: 58,223,342 km (0.083 R)
• M34: 65,495,743 km (0.105 R)
• M35: 67,912,197 km (0.118 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 678.1

Radius: 5.5

Gravity: 22.42 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 15.36 AU - 21.38 AU

Year: 28758 Days

Day: 19.8 Hours

Environment

Temp: -201 °C

Axial Tilt: 101.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 96,605,941 km

• M1: 68,366 km (0.114 R)
• M2: 300,692 km (0.086 R)
• M3: 650,452 km (0.105 R)
• M4: 912,248 km (0.119 R)
• M5: 1,273,826 km (0.059 R)
• M6: 1,804,599 km (0.109 R)
• M7: 2,120,251 km (0.087 R)
• M8: 3,028,609 km (0.12 R)
• M9: 3,896,277 km (0.107 R)
• M10: 4,243,044 km (0.092 R)
• M11: 4,460,859 km (0.09 R)
• M12: 8,575,399 km (0.094 R)
• M13: 8,748,633 km (0.116 R)
• M14: 9,161,822 km (0.089 R)
• M15: 14,117,701 km (0.079 R)
• M16: 14,851,179 km (0.08 R)
• M17: 16,931,337 km (0.057 R)
• M18: 19,001,622 km (0.096 R)
• M19: 19,197,895 km (0.07 R)
• M20: 23,524,116 km (0.042 R)
• M21: 23,864,152 km (0.11 R)
• M22: 33,895,437 km (0.115 R)
• M23: 37,777,651 km (0.111 R)
• M24: 38,088,067 km (0.096 R)
• M25: 44,831,340 km (0.091 R)
• M26: 45,179,305 km (0.075 R)
• M27: 49,495,652 km (0.075 R)
• M28: 49,867,253 km (0.082 R)
• M29: 52,328,288 km (0.025 R)
• M30: 60,831,281 km (0.028 R)
• M31: 78,472,909 km (0.067 R)
• M32: 82,837,278 km (0.088 R)
• M33: 83,361,169 km (0.117 R)
• M34: 95,165,040 km (0.118 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 178 - 15,105 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit