🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.74 AU - 1.16 AU

Year: 325 Days

Day: 20.5 Hours

Environment

Temp: 127 °C

Axial Tilt: 18 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.15

Radius: 1.06

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.02 AU - 1.14 AU

Year: 394 Days

Day: 33.3 Hours

Environment

Temp: 83 °C

Axial Tilt: 3.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.11 AU - 1.37 AU

Year: 485 Days

Day: 43.8 Hours

Environment

Temp: 9 °C

Axial Tilt: 22.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 2.57 AU - 2.63 AU

Year: 1473 Days

Day: 29 Hours

Environment

Temp: -73 °C

Axial Tilt: 15.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.22 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 976.2

Radius: 10.5

Gravity: 8.85 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 4.51 AU - 7.15 AU

Year: 4947 Days

Day: 12.5 Hours

Environment

Temp: -140 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 35,207,489 km

• M1: 131,197 km (0.116 R)
• M2: 464,651 km (0.087 R)
• M3: 799,601 km (0.1 R)
• M4: 1,252,733 km (0.108 R)
• M5: 1,989,502 km (0.093 R)
• M6: 2,638,607 km (0.039 R)
• M7: 3,359,669 km (0.091 R)
• M8: 4,109,154 km (0.071 R)
• M9: 5,571,473 km (0.079 R)
• M10: 6,387,979 km (0.116 R)
• M11: 6,825,253 km (0.072 R)
• M12: 7,390,584 km (0.079 R)
• M13: 7,797,340 km (0.101 R)
• M14: 8,257,952 km (0.1 R)
• M15: 10,981,232 km (0.105 R)
• M16: 11,758,393 km (0.109 R)
• M17: 12,364,862 km (0.11 R)
• M18: 13,972,740 km (0.109 R)
• M19: 15,178,350 km (0.046 R)
• M20: 17,533,918 km (0.094 R)
• M21: 18,527,547 km (0.074 R)
• M22: 20,410,086 km (0.06 R)
• M23: 25,626,564 km (0.086 R)
• M24: 26,560,204 km (0.11 R)
• M25: 27,692,810 km (0.117 R)
• M26: 31,092,272 km (0.111 R)
• M27: 32,743,683 km (0.087 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 462.1

Radius: 9.7

Gravity: 4.91 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 5.6 AU - 7.74 AU

Year: 6054 Days

Day: 8.1 Hours

Environment

Temp: -142 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 35,207,489 km

• M1: 123,717 km (0.086 R)
• M2: 1,022,053 km (0.044 R)
• M3: 1,601,894 km (0.066 R)
• M4: 1,995,636 km (0.1 R)
• M5: 2,980,588 km (0.076 R)
• M6: 3,352,339 km (0.062 R)
• M7: 4,309,765 km (0.113 R)
• M8: 4,657,879 km (0.093 R)
• M9: 4,998,065 km (0.069 R)
• M10: 5,699,230 km (0.055 R)
• M11: 6,119,750 km (0.105 R)
• M12: 6,528,601 km (0.077 R)
• M13: 7,023,022 km (0.091 R)
• M14: 8,012,612 km (0.117 R)
• M15: 9,667,912 km (0.065 R)
• M16: 10,267,051 km (0.089 R)
• M17: 12,812,758 km (0.044 R)
• M18: 13,907,516 km (0.066 R)
• M19: 14,838,613 km (0.106 R)
• M20: 18,072,021 km (0.077 R)
• M21: 18,981,277 km (0.066 R)
• M22: 19,581,763 km (0.07 R)
• M23: 21,103,024 km (0.076 R)
• M24: 22,184,317 km (0.043 R)
• M25: 27,638,506 km (0.105 R)
• M26: 28,065,309 km (0.071 R)
• M27: 29,107,706 km (0.063 R)
• M28: 29,638,480 km (0.068 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 171.1

Radius: 12.6

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 10.39 AU - 11.35 AU

Year: 12596 Days

Day: 6.1 Hours

Environment

Temp: -181 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 35,207,489 km

• M1: 163,510 km (0.116 R)
• M2: 647,310 km (0.118 R)
• M3: 1,393,504 km (0.061 R)
• M4: 1,792,033 km (0.109 R)
• M5: 2,485,120 km (0.09 R)
• M6: 4,008,924 km (0.054 R)
• M7: 4,861,183 km (0.095 R)
• M8: 5,286,789 km (0.069 R)
• M9: 7,428,881 km (0.081 R)
• M10: 9,518,464 km (0.11 R)
• M11: 13,403,520 km (0.093 R)
• M12: 15,664,991 km (0.074 R)
• M13: 17,968,499 km (0.065 R)
• M14: 18,715,292 km (0.114 R)
• M15: 20,343,515 km (0.09 R)
• M16: 22,999,775 km (0.12 R)
• M17: 23,718,593 km (0.099 R)
• M18: 24,124,302 km (0.111 R)
• M19: 24,949,783 km (0.096 R)
• M20: 26,569,928 km (0.076 R)
• M21: 30,685,366 km (0.026 R)
• M22: 34,476,624 km (0.119 R)

Kuiper Belt

Range: 31.2 - 49.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 398 - 18,392 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit