🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.11

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.54 AU - 0.64 AU

Year: 161 Days

Day: 47.3 Hours

Environment

Temp: 243 °C

Axial Tilt: 17.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.81 AU - 1.2 AU

Year: 355 Days

Day: 21.1 Hours

Environment

Temp: 106 °C

Axial Tilt: 24.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 50,602,280 km

• M1: 283,488 km (0.082 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.38 AU - 1.84 AU

Year: 725 Days

Day: 24.2 Hours

Environment

Temp: -37 °C

Axial Tilt: 34 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 3.29 AU - 3.59 AU

Year: 2263 Days

Day: 36.1 Hours

Environment

Temp: -102 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 50,602,280 km

• M1: 1,800,710 km (0.075 R)

Asteroid Belt

Center: 5.93 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 59.8

Radius: 8.5

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 7.89 AU - 8.93 AU

Year: 8652 Days

Day: 10.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 50,602,280 km

• M1: 128,505 km (0.03 R)
• M2: 518,207 km (0.117 R)
• M3: 1,193,043 km (0.081 R)
• M4: 1,600,697 km (0.08 R)
• M5: 1,950,457 km (0.045 R)
• M6: 2,392,519 km (0.098 R)
• M7: 5,210,494 km (0.1 R)
• M8: 9,645,024 km (0.03 R)
• M9: 14,338,358 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 872.2

Radius: 14.1

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 7.54 AU - 9.34 AU

Year: 8699 Days

Day: 6.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 50,602,280 km

• M1: 175,628 km (0.075 R)
• M2: 664,065 km (0.117 R)
• M3: 1,167,013 km (0.045 R)
• M4: 2,232,449 km (0.048 R)
• M5: 2,866,894 km (0.094 R)
• M6: 5,656,744 km (0.079 R)
• M7: 6,617,761 km (0.059 R)
• M8: 7,894,878 km (0.042 R)
• M9: 8,592,303 km (0.11 R)
• M10: 9,283,146 km (0.116 R)
• M11: 11,470,866 km (0.112 R)
• M12: 13,248,238 km (0.12 R)
• M13: 14,361,246 km (0.093 R)
• M14: 16,492,417 km (0.091 R)
• M15: 18,903,486 km (0.101 R)
• M16: 19,756,942 km (0.039 R)
• M17: 23,518,580 km (0.1 R)
• M18: 23,964,083 km (0.112 R)
• M19: 24,415,120 km (0.088 R)
• M20: 27,931,718 km (0.07 R)
• M21: 31,664,783 km (0.075 R)
• M22: 43,623,337 km (0.038 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 497.6

Radius: 11.8

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 8.59 AU - 11.59 AU

Year: 11370 Days

Day: 12.6 Hours

Environment

Temp: -165 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 50,602,280 km

• M1: 147,354 km (0.117 R)
• M2: 753,973 km (0.109 R)
• M3: 1,651,560 km (0.109 R)
• M4: 2,755,144 km (0.046 R)
• M5: 3,278,288 km (0.086 R)
• M6: 3,919,315 km (0.081 R)
• M7: 4,382,470 km (0.105 R)
• M8: 7,034,690 km (0.046 R)
• M9: 7,638,467 km (0.075 R)
• M10: 9,371,559 km (0.108 R)
• M11: 9,806,140 km (0.09 R)
• M12: 12,241,743 km (0.086 R)
• M13: 12,644,910 km (0.113 R)
• M14: 15,187,026 km (0.087 R)
• M15: 16,265,776 km (0.114 R)
• M16: 19,887,840 km (0.11 R)
• M17: 23,217,739 km (0.119 R)
• M18: 26,806,143 km (0.036 R)
• M19: 29,189,237 km (0.067 R)
• M20: 31,602,401 km (0.065 R)
• M21: 36,229,014 km (0.057 R)
• M22: 41,806,023 km (0.076 R)
• M23: 44,729,913 km (0.086 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 398.8

Radius: 14.4

Gravity: 1.92 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 9.72 AU - 13.7 AU

Year: 14216 Days

Day: 6.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 50,602,280 km

• M1: 179,069 km (0.1 R)
• M2: 666,309 km (0.074 R)
• M3: 1,595,760 km (0.108 R)
• M4: 2,091,827 km (0.07 R)
• M5: 2,570,989 km (0.069 R)
• M6: 3,170,128 km (0.069 R)
• M7: 3,995,460 km (0.104 R)
• M8: 5,582,993 km (0.064 R)
• M9: 6,369,279 km (0.061 R)
• M10: 7,228,120 km (0.079 R)
• M11: 7,771,310 km (0.08 R)
• M12: 8,614,145 km (0.077 R)
• M13: 10,170,710 km (0.056 R)
• M14: 12,138,222 km (0.087 R)
• M15: 15,549,203 km (0.098 R)
• M16: 16,103,762 km (0.083 R)
• M17: 19,394,317 km (0.1 R)
• M18: 20,037,438 km (0.117 R)
• M19: 22,664,975 km (0.037 R)
• M20: 24,663,902 km (0.113 R)
• M21: 26,482,862 km (0.046 R)
• M22: 29,852,106 km (0.092 R)
• M23: 32,927,090 km (0.058 R)
• M24: 40,346,097 km (0.077 R)
• M25: 44,651,075 km (0.098 R)
• M26: 45,773,358 km (0.029 R)
• M27: 47,491,789 km (0.031 R)
• M28: 49,104,603 km (0.095 R)
• M29: 50,149,844 km (0.047 R)

Kuiper Belt

Range: 30.9 - 47.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 506 - 17,745 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit