🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.52 AU - 0.58 AU

Year: 259 Days

Day: 15 Hours

Environment

Temp: -122 °C

Axial Tilt: 19.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 56,318,873 km

• M1: 24,235 km (0.065 R)

Asteroid Belt

Center: 0.85 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 102.2

Radius: 11.2

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.14 AU - 1.16 AU

Year: 784 Days

Day: 6 Hours

Environment

Temp: -162 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 56,318,873 km

• M1: 139,276 km (0.051 R)
• M2: 657,931 km (0.1 R)
• M3: 1,180,028 km (0.084 R)
• M4: 1,756,429 km (0.099 R)
• M5: 3,356,677 km (0.104 R)
• M6: 4,074,448 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 270.6

Radius: 13.4

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.12 AU - 1.4 AU

Year: 899 Days

Day: 13.7 Hours

Environment

Temp: -170 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 56,318,873 km

• M1: 167,849 km (0.077 R)
• M2: 627,862 km (0.101 R)
• M3: 1,059,602 km (0.114 R)
• M4: 1,770,042 km (0.085 R)
• M5: 2,277,029 km (0.107 R)
• M6: 2,771,600 km (0.113 R)
• M7: 3,313,443 km (0.088 R)
• M8: 3,735,608 km (0.119 R)
• M9: 5,009,584 km (0.037 R)
• M10: 6,360,752 km (0.093 R)
• M11: 6,936,105 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 224.5

Radius: 14.4

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.81 AU - 2.79 AU

Year: 2218 Days

Day: 13.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 56,318,873 km

• M1: 179,069 km (0.087 R)
• M2: 643,869 km (0.118 R)
• M3: 1,266,196 km (0.049 R)
• M4: 1,846,786 km (0.105 R)
• M5: 2,518,779 km (0.117 R)
• M6: 3,395,124 km (0.09 R)
• M7: 3,946,691 km (0.051 R)
• M8: 4,954,681 km (0.087 R)
• M9: 6,542,364 km (0.066 R)
• M10: 7,453,714 km (0.063 R)
• M11: 9,168,853 km (0.08 R)
• M12: 11,406,987 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 629.5

Radius: 13

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 2.11 AU - 3.33 AU

Year: 2852 Days

Day: 8.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 56,318,873 km

• M1: 161,715 km (0.093 R)
• M2: 645,216 km (0.115 R)
• M3: 1,065,436 km (0.068 R)
• M4: 1,938,788 km (0.048 R)
• M5: 2,680,644 km (0.061 R)
• M6: 3,512,558 km (0.103 R)
• M7: 3,930,086 km (0.094 R)
• M8: 4,445,301 km (0.064 R)
• M9: 5,218,273 km (0.102 R)
• M10: 6,349,532 km (0.094 R)
• M11: 6,828,245 km (0.11 R)
• M12: 7,890,240 km (0.103 R)
• M13: 8,954,779 km (0.041 R)
• M14: 9,925,669 km (0.081 R)
• M15: 11,246,618 km (0.091 R)
• M16: 12,076,587 km (0.118 R)
• M17: 12,946,948 km (0.118 R)
• M18: 14,861,800 km (0.052 R)
• M19: 15,556,982 km (0.06 R)
• M20: 17,281,546 km (0.061 R)
• M21: 18,050,479 km (0.083 R)
• M22: 18,613,565 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 411

Radius: 11.8

Gravity: 2.95 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 2.68 AU - 4.04 AU

Year: 3916 Days

Day: 8.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 56,318,873 km

• M1: 146,756 km (0.1 R)
• M2: 533,316 km (0.092 R)
• M3: 1,217,876 km (0.11 R)
• M4: 1,595,760 km (0.09 R)
• M5: 2,105,291 km (0.09 R)
• M6: 2,690,817 km (0.107 R)
• M7: 3,625,953 km (0.063 R)
• M8: 4,190,236 km (0.104 R)
• M9: 5,368,768 km (0.096 R)
• M10: 6,994,598 km (0.089 R)
• M11: 7,677,812 km (0.115 R)
• M12: 8,371,048 km (0.113 R)
• M13: 8,891,499 km (0.027 R)
• M14: 10,623,244 km (0.081 R)
• M15: 12,215,265 km (0.053 R)
• M16: 12,931,090 km (0.119 R)
• M17: 13,627,468 km (0.069 R)
• M18: 14,397,598 km (0.11 R)
• M19: 15,145,737 km (0.047 R)
• M20: 15,814,888 km (0.113 R)
• M21: 16,557,492 km (0.113 R)
• M22: 17,490,385 km (0.082 R)
• M23: 19,162,141 km (0.082 R)
• M24: 20,686,693 km (0.054 R)
• M25: 21,318,594 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 313.1

Radius: 10.5

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 3.34 AU - 4.66 AU

Year: 5087 Days

Day: 13.5 Hours

Environment

Temp: -216 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 56,318,873 km

• M1: 131,048 km (0.044 R)
• M2: 470,485 km (0.097 R)
• M3: 1,952,103 km (0.057 R)
• M4: 2,968,321 km (0.038 R)
• M5: 4,023,285 km (0.11 R)
• M6: 5,760,864 km (0.094 R)
• M7: 7,199,098 km (0.102 R)
• M8: 9,382,928 km (0.071 R)
• M9: 11,405,491 km (0.064 R)
• M10: 12,796,452 km (0.102 R)
• M11: 13,557,157 km (0.09 R)
• M12: 15,168,775 km (0.057 R)
• M13: 17,300,994 km (0.11 R)
• M14: 19,132,969 km (0.101 R)
• M15: 23,457,545 km (0.113 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 640.9

Radius: 14.3

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 4.73 AU - 5.41 AU

Year: 7258 Days

Day: 13.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 56,318,873 km

• M1: 177,872 km (0.111 R)
• M2: 705,354 km (0.103 R)
• M3: 1,333,515 km (0.068 R)
• M4: 2,010,446 km (0.065 R)
• M5: 3,991,570 km (0.112 R)
• M6: 4,888,709 km (0.026 R)
• M7: 6,278,473 km (0.073 R)
• M8: 6,796,231 km (0.049 R)
• M9: 7,455,060 km (0.073 R)
• M10: 9,334,608 km (0.071 R)
• M11: 10,671,415 km (0.079 R)
• M12: 12,938,869 km (0.062 R)
• M13: 13,953,293 km (0.091 R)
• M14: 15,325,853 km (0.119 R)
• M15: 17,856,451 km (0.114 R)
• M16: 21,726,548 km (0.079 R)
• M17: 24,569,057 km (0.054 R)
• M18: 25,860,086 km (0.059 R)
• M19: 28,577,232 km (0.118 R)
• M20: 29,142,712 km (0.12 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 987.6

Radius: 6.2

Gravity: 25.69 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 5.52 AU - 8.94 AU

Year: 12361 Days

Day: 21.6 Hours

Environment

Temp: -234 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 56,318,873 km

• M1: 77,043 km (0.026 R)
• M2: 713,582 km (0.052 R)
• M3: 927,507 km (0.117 R)
• M4: 1,316,910 km (0.099 R)
• M5: 2,356,615 km (0.056 R)
• M6: 2,590,736 km (0.082 R)
• M7: 3,576,735 km (0.109 R)
• M8: 3,800,534 km (0.096 R)
• M9: 4,276,704 km (0.092 R)
• M10: 6,219,681 km (0.09 R)
• M11: 6,503,019 km (0.065 R)
• M12: 7,271,653 km (0.097 R)
• M13: 7,677,961 km (0.059 R)
• M14: 9,298,256 km (0.087 R)
• M15: 14,285,400 km (0.039 R)
• M16: 15,801,425 km (0.12 R)
• M17: 18,979,931 km (0.047 R)
• M18: 21,534,314 km (0.112 R)
• M19: 21,811,070 km (0.073 R)
• M20: 24,408,837 km (0.108 R)
• M21: 26,146,117 km (0.115 R)
• M22: 28,073,836 km (0.068 R)
• M23: 30,324,536 km (0.073 R)
• M24: 30,905,424 km (0.101 R)
• M25: 31,257,577 km (0.058 R)
• M26: 32,209,469 km (0.068 R)
• M27: 32,571,496 km (0.051 R)
• M28: 35,181,380 km (0.074 R)
• M29: 36,733,757 km (0.117 R)
• M30: 37,261,090 km (0.083 R)
• M31: 39,421,432 km (0.078 R)
• M32: 40,672,519 km (0.117 R)
• M33: 41,949,936 km (0.085 R)
• M34: 43,547,192 km (0.069 R)
• M35: 57,103,751 km (0.083 R)
• M36: 59,063,932 km (0.09 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 475.5

Radius: 3.2

Gravity: 46.44 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 8.26 AU - 8.4 AU

Year: 15286 Days

Day: 15.8 Hours

Environment

Temp: -237 °C

Axial Tilt: 165.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 56,318,873 km

• M1: 53,855 km (0.069 R)
• M2: 204,351 km (0.035 R)
• M3: 379,081 km (0.119 R)
• M4: 496,815 km (0.091 R)
• M5: 867,368 km (0.051 R)
• M6: 1,455,438 km (0.089 R)
• M7: 1,636,601 km (0.09 R)
• M8: 3,127,942 km (0.116 R)
• M9: 4,299,443 km (0.052 R)
• M10: 4,736,418 km (0.108 R)
• M11: 6,580,212 km (0.119 R)
• M12: 7,244,875 km (0.111 R)
• M13: 7,417,810 km (0.084 R)
• M14: 10,083,046 km (0.097 R)
• M15: 10,963,878 km (0.108 R)
• M16: 11,539,681 km (0.116 R)
• M17: 12,688,891 km (0.107 R)
• M18: 13,713,936 km (0.076 R)
• M19: 15,211,859 km (0.044 R)
• M20: 16,293,452 km (0.032 R)
• M21: 17,502,502 km (0.082 R)
• M22: 17,657,785 km (0.067 R)
• M23: 22,753,088 km (0.066 R)
• M24: 29,071,354 km (0.107 R)
• M25: 32,219,492 km (0.044 R)
• M26: 33,277,598 km (0.106 R)
• M27: 34,602,137 km (0.09 R)
• M28: 39,982,873 km (0.102 R)
• M29: 42,730,388 km (0.093 R)
• M30: 42,870,860 km (0.073 R)
• M31: 43,436,340 km (0.087 R)
• M32: 45,016,842 km (0.092 R)
• M33: 47,534,125 km (0.103 R)
• M34: 48,139,847 km (0.112 R)
• M35: 53,824,117 km (0.055 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 302 - 11,560 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit