🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.6 AU - 0.84 AU

Year: 215 Days

Day: 46.7 Hours

Environment

Temp: 127 °C

Axial Tilt: 11.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 83,800,189 km

• M1: 17,653 km (0.066 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.56 AU - 0.94 AU

Year: 228 Days

Day: 30 Hours

Environment

Temp: 151 °C

Axial Tilt: 13.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 83,800,189 km

• M1: 193,580 km (0.105 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.98 AU - 1.34 AU

Year: 439 Days

Day: 17.2 Hours

Environment

Temp: 41 °C

Axial Tilt: 0.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 83,800,189 km

• M1: 29,471 km (0.032 R)

Asteroid Belt

Center: 4.66 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 841.3

Radius: 10.1

Gravity: 8.25 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 7.61 AU - 8.71 AU

Year: 8192 Days

Day: 7.3 Hours

Environment

Temp: -160 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 83,800,189 km

• M1: 125,812 km (0.049 R)
• M2: 484,099 km (0.118 R)
• M3: 988,244 km (0.107 R)
• M4: 1,397,244 km (0.087 R)
• M5: 1,750,893 km (0.08 R)
• M6: 2,723,280 km (0.059 R)
• M7: 3,169,530 km (0.101 R)
• M8: 3,688,934 km (0.092 R)
• M9: 4,101,674 km (0.06 R)
• M10: 5,020,355 km (0.112 R)
• M11: 5,761,463 km (0.065 R)
• M12: 6,500,327 km (0.12 R)
• M13: 6,835,725 km (0.105 R)
• M14: 9,471,340 km (0.114 R)
• M15: 10,910,622 km (0.041 R)
• M16: 12,095,885 km (0.086 R)
• M17: 12,547,521 km (0.074 R)
• M18: 14,976,991 km (0.099 R)
• M19: 15,829,699 km (0.105 R)
• M20: 24,297,985 km (0.109 R)
• M21: 35,138,296 km (0.072 R)
• M22: 36,291,247 km (0.117 R)
• M23: 39,653,459 km (0.096 R)
• M24: 41,665,101 km (0.108 R)
• M25: 43,480,322 km (0.036 R)
• M26: 44,407,380 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 445.1

Radius: 8.7

Gravity: 5.88 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 8.22 AU - 8.72 AU

Year: 8664 Days

Day: 13.3 Hours

Environment

Temp: -168 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 83,800,189 km

• M1: 108,309 km (0.118 R)
• M2: 514,317 km (0.12 R)
• M3: 890,556 km (0.109 R)
• M4: 1,196,783 km (0.105 R)
• M5: 1,613,114 km (0.09 R)
• M6: 3,226,377 km (0.115 R)
• M7: 3,939,959 km (0.08 R)
• M8: 4,400,272 km (0.103 R)
• M9: 6,231,948 km (0.095 R)
• M10: 6,505,114 km (0.097 R)
• M11: 8,357,135 km (0.07 R)
• M12: 8,689,841 km (0.059 R)
• M13: 9,337,450 km (0.045 R)
• M14: 10,203,622 km (0.091 R)
• M15: 14,564,101 km (0.108 R)
• M16: 21,464,901 km (0.109 R)
• M17: 21,932,544 km (0.12 R)
• M18: 22,566,689 km (0.086 R)
• M19: 24,289,309 km (0.047 R)
• M20: 24,627,101 km (0.057 R)
• M21: 25,485,344 km (0.097 R)
• M22: 25,921,870 km (0.081 R)
• M23: 26,363,334 km (0.101 R)
• M24: 28,272,651 km (0.059 R)
• M25: 28,929,087 km (0.069 R)
• M26: 34,127,313 km (0.043 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 356.9

Radius: 14.8

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 7.84 AU - 11.54 AU

Year: 10601 Days

Day: 8.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 83,800,189 km

• M1: 184,155 km (0.11 R)
• M2: 838,197 km (0.104 R)
• M3: 1,361,789 km (0.072 R)
• M4: 2,000,273 km (0.073 R)
• M5: 2,462,082 km (0.1 R)
• M6: 3,561,327 km (0.086 R)
• M7: 4,766,188 km (0.114 R)
• M8: 5,510,438 km (0.057 R)
• M9: 6,160,590 km (0.106 R)
• M10: 7,383,702 km (0.072 R)
• M11: 9,976,383 km (0.118 R)
• M12: 11,764,825 km (0.064 R)
• M13: 15,021,272 km (0.072 R)
• M14: 15,969,274 km (0.055 R)
• M15: 17,776,117 km (0.064 R)
• M16: 19,199,989 km (0.053 R)
• M17: 20,316,737 km (0.112 R)
• M18: 21,319,342 km (0.096 R)
• M19: 23,091,030 km (0.086 R)
• M20: 24,097,674 km (0.052 R)
• M21: 26,925,672 km (0.059 R)
• M22: 27,665,882 km (0.079 R)
• M23: 32,085,303 km (0.059 R)
• M24: 37,984,545 km (0.103 R)

Planet 7 - Gas Giant

Semi-Major Axis: 13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 366.8

Radius: 10.5

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 12.68 AU - 13.33 AU

Year: 16474 Days

Day: 14 Hours

Environment

Temp: -178 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 83,800,189 km

• M1: 130,898 km (0.071 R)
• M2: 467,942 km (0.05 R)
• M3: 806,931 km (0.049 R)
• M4: 1,244,804 km (0.039 R)
• M5: 1,989,801 km (0.094 R)
• M6: 2,512,945 km (0.119 R)
• M7: 3,102,510 km (0.071 R)
• M8: 8,194,074 km (0.055 R)
• M9: 9,141,776 km (0.115 R)
• M10: 10,373,715 km (0.102 R)
• M11: 11,829,601 km (0.073 R)
• M12: 13,481,162 km (0.097 R)
• M13: 21,287,328 km (0.113 R)
• M14: 21,989,541 km (0.083 R)
• M15: 24,665,248 km (0.108 R)
• M16: 25,833,308 km (0.058 R)
• M17: 29,775,960 km (0.119 R)
• M18: 41,758,301 km (0.074 R)
• M19: 42,858,593 km (0.1 R)
• M20: 49,869,348 km (0.114 R)
• M21: 53,806,764 km (0.026 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 460.5

Radius: 7.5

Gravity: 8.19 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 18.51 AU - 18.69 AU

Year: 28193 Days

Day: 21.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 83,800,189 km

• M1: 94,097 km (0.096 R)
• M2: 631,901 km (0.079 R)
• M3: 1,221,766 km (0.087 R)
• M4: 2,398,802 km (0.055 R)
• M5: 2,660,149 km (0.099 R)
• M6: 4,437,222 km (0.116 R)
• M7: 5,862,441 km (0.094 R)
• M8: 6,294,929 km (0.102 R)
• M9: 7,078,971 km (0.071 R)
• M10: 8,783,938 km (0.07 R)
• M11: 16,425,547 km (0.115 R)
• M12: 18,814,176 km (0.12 R)
• M13: 21,526,236 km (0.106 R)
• M14: 23,187,520 km (0.1 R)
• M15: 24,709,828 km (0.113 R)
• M16: 25,495,367 km (0.066 R)
• M17: 27,353,372 km (0.051 R)
• M18: 27,711,510 km (0.064 R)
• M19: 29,800,494 km (0.068 R)
• M20: 32,124,348 km (0.099 R)
• M21: 32,656,617 km (0.073 R)
• M22: 39,359,948 km (0.114 R)
• M23: 43,273,428 km (0.09 R)
• M24: 47,610,570 km (0.073 R)
• M25: 50,061,880 km (0.09 R)
• M26: 52,964,977 km (0.036 R)
• M27: 54,646,307 km (0.088 R)
• M28: 58,707,141 km (0.095 R)
• M29: 59,903,326 km (0.05 R)
• M30: 60,305,594 km (0.115 R)
• M31: 63,589,268 km (0.112 R)
• M32: 64,639,295 km (0.065 R)
• M33: 65,487,665 km (0.112 R)
• M34: 68,735,135 km (0.093 R)
• M35: 69,397,255 km (0.098 R)
• M36: 69,840,963 km (0.103 R)

Kuiper Belt

Range: 31.2 - 57.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 158 - 12,046 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit