🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.53 AU - 0.63 AU

Year: 161 Days

Day: 32.3 Hours

Environment

Temp: 224 °C

Axial Tilt: 6.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.79 AU - 1.09 AU

Year: 333 Days

Day: 21.8 Hours

Environment

Temp: 125 °C

Axial Tilt: 13.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 2.33 AU - 3.83 AU

Year: 1974 Days

Day: 21.7 Hours

Environment

Temp: -107 °C

Axial Tilt: 3.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 47,470,246 km

• M1: 36,502 km (0.061 R)

Asteroid Belt

Center: 4.14 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 125.1

Radius: 14.2

Gravity: 0.62 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 4.53 AU - 5.87 AU

Year: 4331 Days

Day: 12.3 Hours

Environment

Temp: -141 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 47,470,246 km

• M1: 176,525 km (0.098 R)
• M2: 1,645,577 km (0.098 R)
• M3: 2,194,302 km (0.087 R)
• M4: 3,353,685 km (0.084 R)
• M5: 5,080,344 km (0.09 R)
• M6: 7,148,385 km (0.106 R)
• M7: 7,968,480 km (0.073 R)
• M8: 8,508,379 km (0.05 R)
• M9: 9,429,752 km (0.089 R)
• M10: 9,966,061 km (0.11 R)
• M11: 11,321,866 km (0.072 R)
• M12: 11,889,889 km (0.082 R)
• M13: 13,041,793 km (0.116 R)
• M14: 13,624,028 km (0.117 R)
• M15: 14,354,215 km (0.08 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 219.4

Radius: 15

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 5.16 AU - 6.2 AU

Year: 4944 Days

Day: 5.8 Hours

Environment

Temp: -154 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 47,470,246 km

• M1: 191,635 km (0.112 R)
• M2: 682,166 km (0.075 R)
• M3: 2,242,771 km (0.12 R)
• M4: 2,913,867 km (0.117 R)
• M5: 3,716,909 km (0.118 R)
• M6: 4,821,539 km (0.042 R)
• M7: 6,804,010 km (0.106 R)
• M8: 7,306,659 km (0.071 R)
• M9: 7,994,211 km (0.069 R)
• M10: 9,283,745 km (0.089 R)
• M11: 10,358,007 km (0.081 R)
• M12: 11,267,712 km (0.05 R)
• M13: 12,101,720 km (0.066 R)
• M14: 12,577,591 km (0.101 R)
• M15: 13,429,251 km (0.079 R)
• M16: 13,986,803 km (0.098 R)
• M17: 16,689,737 km (0.066 R)
• M18: 18,220,572 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 262.4

Radius: 10.6

Gravity: 2.34 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 9.55 AU - 11.19 AU

Year: 12197 Days

Day: 11 Hours

Environment

Temp: -185 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 47,470,246 km

• M1: 138,378 km (0.052 R)
• M2: 530,923 km (0.114 R)
• M3: 1,097,899 km (0.065 R)
• M4: 1,949,111 km (0.114 R)
• M5: 2,821,865 km (0.095 R)
• M6: 3,669,486 km (0.072 R)
• M7: 4,484,944 km (0.102 R)
• M8: 10,466,316 km (0.078 R)
• M9: 11,885,252 km (0.09 R)
• M10: 13,314,061 km (0.076 R)
• M11: 16,908,599 km (0.087 R)
• M12: 19,291,842 km (0.101 R)
• M13: 19,734,502 km (0.113 R)
• M14: 21,103,472 km (0.1 R)
• M15: 23,944,785 km (0.1 R)
• M16: 26,214,035 km (0.066 R)
• M17: 29,296,050 km (0.115 R)
• M18: 30,873,859 km (0.116 R)
• M19: 33,663,859 km (0.087 R)
• M20: 36,617,819 km (0.091 R)
• M21: 38,680,325 km (0.105 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 903

Radius: 4.6

Gravity: 42.67 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 15.41 AU - 16.77 AU

Year: 23574 Days

Day: 17.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 47,470,246 km

• M1: 57,296 km (0.05 R)
• M2: 238,908 km (0.083 R)
• M3: 390,450 km (0.109 R)
• M4: 1,280,109 km (0.088 R)
• M5: 1,425,369 km (0.116 R)
• M6: 1,655,001 km (0.088 R)
• M7: 1,828,086 km (0.068 R)
• M8: 1,992,045 km (0.105 R)
• M9: 2,445,626 km (0.103 R)
• M10: 2,992,855 km (0.115 R)
• M11: 4,149,546 km (0.025 R)
• M12: 8,878,783 km (0.1 R)
• M13: 10,027,994 km (0.096 R)
• M14: 11,617,023 km (0.06 R)
• M15: 12,039,038 km (0.1 R)
• M16: 12,471,226 km (0.11 R)
• M17: 12,691,135 km (0.064 R)
• M18: 12,913,587 km (0.093 R)
• M19: 16,048,112 km (0.094 R)
• M20: 16,221,346 km (0.045 R)
• M21: 17,651,950 km (0.089 R)
• M22: 19,457,746 km (0.057 R)
• M23: 25,962,411 km (0.091 R)
• M24: 28,669,983 km (0.093 R)
• M25: 33,637,829 km (0.102 R)
• M26: 37,452,575 km (0.07 R)
• M27: 38,681,821 km (0.025 R)
• M28: 52,678,945 km (0.052 R)
• M29: 56,589,733 km (0.119 R)
• M30: 60,062,498 km (0.11 R)
• M31: 60,271,037 km (0.117 R)
• M32: 66,979,754 km (0.056 R)
• M33: 68,106,375 km (0.112 R)
• M34: 70,166,039 km (0.09 R)
• M35: 70,861,669 km (0.079 R)
• M36: 83,922,012 km (0.078 R)
• M37: 84,182,761 km (0.105 R)
• M38: 89,511,288 km (0.051 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 92.9

Radius: 5.4

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 15.9 AU - 19.12 AU

Year: 26762 Days

Day: 24.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 47,470,246 km

• M1: 95,294 km (0.09 R)
• M2: 538,253 km (0.082 R)
• M3: 1,548,787 km (0.056 R)
• M4: 2,353,324 km (0.075 R)
• M5: 3,479,796 km (0.097 R)
• M6: 8,481,451 km (0.115 R)
• M7: 9,852,366 km (0.064 R)
• M8: 15,038,027 km (0.113 R)
• M9: 17,467,047 km (0.082 R)
• M10: 34,279,604 km (0.043 R)
• M11: 39,691,307 km (0.101 R)
• M12: 40,453,209 km (0.086 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 222 - 11,886 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit