🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.66 AU - 0.72 AU

Year: 207 Days

Day: 13.2 Hours

Environment

Temp: 208 °C

Axial Tilt: 16.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 85,952,774 km

• M1: 194,028 km (0.033 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.71 AU - 1.05 AU

Year: 299 Days

Day: 45.7 Hours

Environment

Temp: 122 °C

Axial Tilt: 23.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.15 AU - 1.55 AU

Year: 567 Days

Day: 37.3 Hours

Environment

Temp: -11 °C

Axial Tilt: 22.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 3.07 AU - 4.17 AU

Year: 2491 Days

Day: 24 Hours

Environment

Temp: -120 °C

Axial Tilt: 24.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 3.39 AU - 4.31 AU

Year: 2732 Days

Day: 22.2 Hours

Environment

Temp: -113 °C

Axial Tilt: 4.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.18 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 247.5

Radius: 9.3

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 6.45 AU - 6.57 AU

Year: 6007 Days

Day: 11.4 Hours

Environment

Temp: -142 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 85,952,774 km

• M1: 132,095 km (0.117 R)
• M2: 526,285 km (0.105 R)
• M3: 930,798 km (0.035 R)
• M4: 1,234,930 km (0.114 R)
• M5: 1,734,587 km (0.097 R)
• M6: 2,379,205 km (0.1 R)
• M7: 3,458,404 km (0.098 R)
• M8: 6,606,691 km (0.088 R)
• M9: 7,165,439 km (0.119 R)
• M10: 9,917,890 km (0.061 R)
• M11: 11,030,449 km (0.114 R)
• M12: 11,727,875 km (0.104 R)
• M13: 12,362,020 km (0.063 R)
• M14: 13,453,037 km (0.104 R)
• M15: 13,847,228 km (0.078 R)
• M16: 15,341,262 km (0.086 R)
• M17: 16,044,671 km (0.063 R)
• M18: 19,572,787 km (0.081 R)
• M19: 20,143,204 km (0.104 R)
• M20: 20,789,915 km (0.116 R)
• M21: 22,329,876 km (0.089 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 93.3

Radius: 8.1

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 6.34 AU - 9.68 AU

Year: 8199 Days

Day: 12.4 Hours

Environment

Temp: -173 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 85,952,774 km

• M1: 109,506 km (0.054 R)
• M2: 409,300 km (0.107 R)
• M3: 1,932,356 km (0.078 R)
• M4: 4,020,293 km (0.071 R)
• M5: 5,078,100 km (0.08 R)
• M6: 5,632,509 km (0.115 R)
• M7: 6,226,712 km (0.113 R)
• M8: 8,328,861 km (0.081 R)
• M9: 8,673,685 km (0.059 R)
• M10: 9,879,294 km (0.062 R)
• M11: 12,000,143 km (0.094 R)
• M12: 13,493,429 km (0.099 R)
• M13: 14,358,254 km (0.108 R)
• M14: 16,735,663 km (0.096 R)
• M15: 17,960,571 km (0.104 R)
• M16: 18,420,435 km (0.115 R)
• M17: 19,483,926 km (0.12 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 306.1

Radius: 14.2

Gravity: 1.52 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 8.02 AU - 10.5 AU

Year: 10191 Days

Day: 6.4 Hours

Environment

Temp: -164 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 85,952,774 km

• M1: 185,352 km (0.081 R)
• M2: 719,715 km (0.08 R)
• M3: 1,353,113 km (0.116 R)
• M4: 2,470,160 km (0.105 R)
• M5: 3,564,618 km (0.12 R)
• M6: 4,085,069 km (0.116 R)
• M7: 5,250,885 km (0.071 R)
• M8: 7,685,142 km (0.07 R)
• M9: 8,396,031 km (0.1 R)
• M10: 10,133,461 km (0.037 R)
• M11: 12,099,925 km (0.045 R)
• M12: 14,781,915 km (0.074 R)
• M13: 16,389,644 km (0.115 R)
• M14: 26,389,663 km (0.113 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 585.7

Radius: 6.2

Gravity: 15.24 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 10.59 AU - 16.11 AU

Year: 17641 Days

Day: 20.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 85,952,774 km

• M1: 82,728 km (0.117 R)
• M2: 296,503 km (0.048 R)
• M3: 783,594 km (0.107 R)
• M4: 1,064,688 km (0.034 R)
• M5: 2,131,022 km (0.078 R)
• M6: 2,461,334 km (0.086 R)
• M7: 4,922,518 km (0.064 R)
• M8: 5,962,822 km (0.062 R)
• M9: 7,460,147 km (0.114 R)
• M10: 7,739,895 km (0.105 R)
• M11: 8,469,932 km (0.113 R)
• M12: 9,898,293 km (0.108 R)
• M13: 10,122,839 km (0.102 R)
• M14: 10,698,941 km (0.074 R)
• M15: 13,772,130 km (0.06 R)
• M16: 14,193,397 km (0.034 R)
• M17: 14,551,086 km (0.078 R)
• M18: 15,434,012 km (0.083 R)
• M19: 16,904,260 km (0.12 R)
• M20: 17,387,312 km (0.103 R)
• M21: 20,754,161 km (0.113 R)
• M22: 21,871,508 km (0.115 R)
• M23: 29,778,952 km (0.034 R)
• M24: 33,412,086 km (0.106 R)
• M25: 34,944,417 km (0.114 R)
• M26: 35,859,657 km (0.097 R)
• M27: 36,656,864 km (0.056 R)
• M28: 37,194,668 km (0.062 R)
• M29: 39,399,142 km (0.033 R)
• M30: 39,963,575 km (0.113 R)
• M31: 48,764,717 km (0.103 R)
• M32: 49,742,788 km (0.106 R)
• M33: 50,733,874 km (0.062 R)
• M34: 53,268,959 km (0.06 R)
• M35: 53,959,054 km (0.107 R)
• M36: 59,695,534 km (0.113 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 428

Radius: 7.3

Gravity: 8.03 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 17.63 AU - 20.73 AU

Year: 30378 Days

Day: 23.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 85,952,774 km

• M1: 90,806 km (0.104 R)
• M2: 497,862 km (0.092 R)
• M3: 1,277,715 km (0.075 R)
• M4: 1,857,108 km (0.06 R)
• M5: 2,317,570 km (0.059 R)
• M6: 3,803,825 km (0.081 R)
• M7: 4,952,587 km (0.069 R)
• M8: 6,183,329 km (0.057 R)
• M9: 7,759,492 km (0.108 R)
• M10: 10,254,336 km (0.107 R)
• M11: 11,480,440 km (0.057 R)
• M12: 13,837,504 km (0.097 R)
• M13: 17,017,356 km (0.084 R)
• M14: 17,995,427 km (0.12 R)
• M15: 21,971,888 km (0.033 R)
• M16: 22,917,047 km (0.062 R)
• M17: 31,872,275 km (0.062 R)
• M18: 32,810,852 km (0.112 R)
• M19: 34,322,987 km (0.12 R)
• M20: 39,289,637 km (0.113 R)
• M21: 41,308,759 km (0.1 R)
• M22: 56,048,338 km (0.063 R)
• M23: 56,436,395 km (0.087 R)
• M24: 58,404,056 km (0.051 R)
• M25: 63,312,212 km (0.057 R)
• M26: 64,156,094 km (0.051 R)

Kuiper Belt

Range: 30.3 - 58.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 419 - 19,769 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit