🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 1.4 AU - 1.52 AU

Year: 623 Days

Day: 36.3 Hours

Environment

Temp: -10 °C

Axial Tilt: 33.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 2.2 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 2.74 AU - 3.14 AU

Year: 1780 Days

Day: 46.9 Hours

Environment

Temp: -86 °C

Axial Tilt: 23 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 96,731,428 km

• M1: 19,597 km (0.034 R)
• M2: 109,805 km (0.119 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 2.99 AU - 3.23 AU

Year: 1937 Days

Day: 35.2 Hours

Environment

Temp: -88 °C

Axial Tilt: 2.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 865.7

Radius: 11.6

Gravity: 6.43 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 5.86 AU - 6.34 AU

Year: 5320 Days

Day: 14.1 Hours

Environment

Temp: -147 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 96,731,428 km

• M1: 144,362 km (0.089 R)
• M2: 595,250 km (0.036 R)
• M3: 1,031,777 km (0.067 R)
• M4: 1,440,927 km (0.059 R)
• M5: 2,047,696 km (0.074 R)
• M6: 2,654,315 km (0.113 R)
• M7: 3,314,640 km (0.109 R)
• M8: 3,752,363 km (0.11 R)
• M9: 4,353,896 km (0.099 R)
• M10: 7,425,739 km (0.09 R)
• M11: 8,140,967 km (0.032 R)
• M12: 9,235,425 km (0.116 R)
• M13: 11,371,233 km (0.113 R)
• M14: 12,580,283 km (0.071 R)
• M15: 17,425,758 km (0.098 R)
• M16: 20,877,430 km (0.101 R)
• M17: 21,245,890 km (0.083 R)
• M18: 21,693,786 km (0.108 R)
• M19: 22,224,260 km (0.085 R)
• M20: 23,075,472 km (0.078 R)
• M21: 25,173,582 km (0.118 R)
• M22: 27,133,015 km (0.106 R)
• M23: 28,015,792 km (0.095 R)
• M24: 32,423,842 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 771.5

Radius: 14.4

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 8.97 AU - 9.41 AU

Year: 9837 Days

Day: 10 Hours

Environment

Temp: -167 °C

Axial Tilt: 146.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 96,731,428 km

• M1: 179,069 km (0.058 R)
• M2: 627,713 km (0.078 R)
• M3: 1,304,942 km (0.058 R)
• M4: 1,804,749 km (0.105 R)
• M5: 2,359,458 km (0.038 R)
• M6: 2,940,346 km (0.088 R)
• M7: 4,280,743 km (0.098 R)
• M8: 4,900,976 km (0.087 R)
• M9: 8,400,968 km (0.112 R)
• M10: 9,281,201 km (0.095 R)
• M11: 10,532,139 km (0.101 R)
• M12: 11,335,031 km (0.072 R)
• M13: 12,063,572 km (0.112 R)
• M14: 15,907,490 km (0.031 R)
• M15: 18,069,179 km (0.032 R)
• M16: 20,176,414 km (0.113 R)
• M17: 21,331,310 km (0.109 R)
• M18: 22,530,038 km (0.109 R)
• M19: 26,883,785 km (0.103 R)
• M20: 29,938,723 km (0.105 R)
• M21: 32,210,366 km (0.114 R)
• M22: 35,297,019 km (0.119 R)
• M23: 36,488,716 km (0.074 R)
• M24: 40,096,418 km (0.091 R)
• M25: 41,262,833 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 588.8

Radius: 14

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 8.16 AU - 12.24 AU

Year: 11503 Days

Day: 12.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 96,731,428 km

• M1: 174,132 km (0.102 R)
• M2: 609,911 km (0.069 R)
• M3: 1,467,106 km (0.116 R)
• M4: 2,480,931 km (0.064 R)
• M5: 3,437,460 km (0.115 R)
• M6: 4,747,937 km (0.106 R)
• M7: 9,652,803 km (0.076 R)
• M8: 13,429,102 km (0.059 R)
• M9: 14,185,020 km (0.102 R)
• M10: 19,810,199 km (0.107 R)
• M11: 20,624,909 km (0.071 R)
• M12: 23,203,527 km (0.056 R)
• M13: 29,620,378 km (0.115 R)
• M14: 31,446,819 km (0.071 R)
• M15: 32,893,430 km (0.052 R)
• M16: 35,204,867 km (0.114 R)
• M17: 36,642,652 km (0.093 R)
• M18: 38,244,097 km (0.083 R)
• M19: 40,928,930 km (0.106 R)
• M20: 44,011,095 km (0.112 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 804.7

Radius: 8

Gravity: 12.57 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 13.33 AU - 22.21 AU

Year: 26450 Days

Day: 20.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 96,731,428 km

• M1: 114,742 km (0.074 R)
• M2: 1,156,691 km (0.086 R)
• M3: 2,220,780 km (0.049 R)
• M4: 2,708,619 km (0.097 R)
• M5: 3,572,098 km (0.097 R)
• M6: 4,683,461 km (0.057 R)
• M7: 5,277,214 km (0.097 R)
• M8: 6,145,780 km (0.101 R)
• M9: 6,471,305 km (0.112 R)
• M10: 6,759,430 km (0.118 R)
• M11: 7,361,562 km (0.093 R)
• M12: 8,163,705 km (0.107 R)
• M13: 9,383,078 km (0.075 R)
• M14: 11,398,610 km (0.09 R)
• M15: 12,034,102 km (0.083 R)
• M16: 12,470,778 km (0.083 R)
• M17: 12,767,580 km (0.101 R)
• M18: 16,441,105 km (0.089 R)
• M19: 17,994,978 km (0.104 R)
• M20: 19,544,812 km (0.052 R)
• M21: 33,529,221 km (0.047 R)
• M22: 71,724,849 km (0.076 R)
• M23: 74,368,393 km (0.073 R)
• M24: 83,211,272 km (0.114 R)
• M25: 85,860,651 km (0.068 R)

Kuiper Belt

Range: 31.1 - 51.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 245 - 17,655 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit