🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.6 AU - 0.82 AU

Year: 225 Days

Day: 45.8 Hours

Environment

Temp: 146 °C

Axial Tilt: 23.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.88 AU - 0.9 AU

Year: 316 Days

Day: 23.1 Hours

Environment

Temp: 44 °C

Axial Tilt: 22.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 109,518,171 km

• M1: 44,281 km (0.067 R)
• M2: 651,948 km (0.095 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 1.06 AU - 1.7 AU

Year: 611 Days

Day: 16.8 Hours

Environment

Temp: -48 °C

Axial Tilt: 33.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 109,518,171 km

• M1: 353,949 km (0.043 R)

Asteroid Belt

Center: 5.08 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 698

Radius: 10.7

Gravity: 6.1 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 7.9 AU - 9.64 AU

Year: 9784 Days

Day: 12.8 Hours

Environment

Temp: -177 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 109,518,171 km

• M1: 133,292 km (0.112 R)
• M2: 578,345 km (0.058 R)
• M3: 985,700 km (0.095 R)
• M4: 1,387,520 km (0.089 R)
• M5: 2,419,297 km (0.101 R)
• M6: 2,838,320 km (0.041 R)
• M7: 3,595,286 km (0.057 R)
• M8: 5,310,425 km (0.068 R)
• M9: 7,031,998 km (0.119 R)
• M10: 8,324,972 km (0.097 R)
• M11: 10,526,903 km (0.09 R)
• M12: 13,454,384 km (0.116 R)
• M13: 15,104,448 km (0.093 R)
• M14: 18,879,102 km (0.104 R)
• M15: 21,272,967 km (0.069 R)
• M16: 28,029,854 km (0.094 R)
• M17: 28,836,486 km (0.105 R)
• M18: 31,134,458 km (0.108 R)
• M19: 32,218,295 km (0.097 R)
• M20: 34,346,624 km (0.058 R)
• M21: 43,398,043 km (0.092 R)
• M22: 45,851,598 km (0.101 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 750.3

Radius: 7.9

Gravity: 12.02 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 13.06 AU - 21.58 AU

Year: 27155 Days

Day: 19.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 109,518,171 km

• M1: 194,328 km (0.077 R)
• M2: 562,039 km (0.069 R)
• M3: 975,378 km (0.105 R)
• M4: 1,345,034 km (0.104 R)
• M5: 2,417,202 km (0.098 R)
• M6: 2,905,340 km (0.11 R)
• M7: 5,753,534 km (0.073 R)
• M8: 7,843,865 km (0.063 R)
• M9: 8,564,328 km (0.109 R)
• M10: 14,810,040 km (0.062 R)
• M11: 18,172,701 km (0.114 R)
• M12: 23,666,383 km (0.057 R)
• M13: 31,796,579 km (0.111 R)
• M14: 32,769,713 km (0.11 R)
• M15: 45,165,991 km (0.115 R)
• M16: 51,915,697 km (0.072 R)
• M17: 62,494,211 km (0.052 R)
• M18: 74,422,547 km (0.11 R)
• M19: 74,909,488 km (0.107 R)
• M20: 75,398,374 km (0.074 R)
• M21: 81,175,395 km (0.057 R)
• M22: 84,567,676 km (0.107 R)
• M23: 91,354,782 km (0.081 R)
• M24: 93,318,105 km (0.027 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 812.2

Radius: 4.4

Gravity: 41.95 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 17.42 AU - 19.18 AU

Year: 29492 Days

Day: 21.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 109,518,171 km

• M1: 59,540 km (0.117 R)
• M2: 239,506 km (0.115 R)
• M3: 443,109 km (0.074 R)
• M4: 953,088 km (0.115 R)
• M5: 1,091,017 km (0.066 R)
• M6: 1,373,757 km (0.12 R)
• M7: 1,783,805 km (0.099 R)
• M8: 2,519,827 km (0.093 R)
• M9: 3,439,853 km (0.06 R)
• M10: 4,299,742 km (0.073 R)
• M11: 4,919,975 km (0.083 R)
• M12: 6,098,806 km (0.033 R)
• M13: 8,003,486 km (0.088 R)
• M14: 11,372,281 km (0.067 R)
• M15: 11,515,296 km (0.109 R)
• M16: 11,951,374 km (0.106 R)
• M17: 14,381,442 km (0.114 R)
• M18: 15,491,757 km (0.065 R)
• M19: 18,862,796 km (0.09 R)
• M20: 19,063,257 km (0.066 R)
• M21: 21,580,540 km (0.117 R)
• M22: 22,466,608 km (0.078 R)
• M23: 30,998,624 km (0.115 R)
• M24: 35,669,518 km (0.103 R)
• M25: 37,377,477 km (0.113 R)
• M26: 41,460,451 km (0.048 R)
• M27: 42,827,178 km (0.11 R)
• M28: 49,540,681 km (0.092 R)
• M29: 55,268,036 km (0.089 R)
• M30: 68,015,121 km (0.096 R)
• M31: 68,486,504 km (0.035 R)
• M32: 72,827,535 km (0.11 R)
• M33: 73,816,526 km (0.052 R)
• M34: 80,201,214 km (0.077 R)
• M35: 80,991,390 km (0.045 R)
• M36: 87,499,346 km (0.11 R)
• M37: 90,595,423 km (0.087 R)
• M38: 95,522,280 km (0.105 R)
• M39: 100,319,883 km (0.026 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 805.8

Radius: 3.6

Gravity: 62.18 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 19.13 AU - 19.39 AU

Year: 31843 Days

Day: 18.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 109,518,171 km

• M1: 45,029 km (0.12 R)
• M2: 175,179 km (0.108 R)
• M3: 406,906 km (0.095 R)
• M4: 545,583 km (0.104 R)
• M5: 726,746 km (0.054 R)
• M6: 1,102,686 km (0.09 R)
• M7: 1,325,288 km (0.099 R)
• M8: 1,577,061 km (0.043 R)
• M9: 1,714,541 km (0.119 R)
• M10: 1,838,707 km (0.079 R)
• M11: 3,499,094 km (0.049 R)
• M12: 4,160,466 km (0.035 R)
• M13: 4,309,615 km (0.103 R)
• M14: 4,698,271 km (0.095 R)
• M15: 8,389,449 km (0.067 R)
• M16: 9,822,297 km (0.078 R)
• M17: 11,051,692 km (0.117 R)
• M18: 11,851,443 km (0.1 R)
• M19: 12,380,121 km (0.062 R)
• M20: 14,227,505 km (0.116 R)
• M21: 15,085,150 km (0.085 R)
• M22: 16,067,709 km (0.064 R)
• M23: 17,571,766 km (0.105 R)
• M24: 25,261,545 km (0.113 R)
• M25: 26,388,616 km (0.081 R)
• M26: 27,418,298 km (0.118 R)
• M27: 32,530,057 km (0.117 R)
• M28: 34,013,170 km (0.115 R)
• M29: 38,731,936 km (0.088 R)
• M30: 59,525,890 km (0.07 R)
• M31: 60,626,033 km (0.078 R)
• M32: 62,640,219 km (0.11 R)
• M33: 63,778,359 km (0.052 R)
• M34: 71,637,334 km (0.093 R)
• M35: 84,459,218 km (0.09 R)
• M36: 97,810,678 km (0.078 R)
• M37: 108,209,675 km (0.036 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 233 - 14,106 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit