🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.48 AU - 0.6 AU

Year: 256 Days

Day: 19.4 Hours

Environment

Temp: -118 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,578,872 km

• M1: 420,071 km (0.069 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 922.5

Radius: 10.3

Gravity: 8.7 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.56 AU - 0.8 AU

Year: 362 Days

Day: 9.2 Hours

Environment

Temp: -139 °C

Axial Tilt: 41.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 43,578,872 km

• M1: 140,323 km (0.082 R)
• M2: 654,640 km (0.077 R)
• M3: 990,787 km (0.103 R)
• M4: 1,484,759 km (0.108 R)
• M5: 1,997,132 km (0.1 R)
• M6: 2,714,304 km (0.111 R)
• M7: 3,794,550 km (0.061 R)
• M8: 4,788,478 km (0.106 R)
• M9: 5,171,449 km (0.119 R)
• M10: 5,641,485 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 74.5

Radius: 12.9

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.59 AU - 0.85 AU

Year: 394 Days

Day: 11.2 Hours

Environment

Temp: -150 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 43,578,872 km

• M1: 160,519 km (0.089 R)
• M2: 565,929 km (0.104 R)
• M3: 1,011,132 km (0.052 R)
• M4: 1,610,571 km (0.048 R)
• M5: 2,031,389 km (0.103 R)
• M6: 2,651,323 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 127.4

Radius: 12.2

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.6 AU - 0.94 AU

Year: 436 Days

Day: 5.5 Hours

Environment

Temp: -139 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 43,578,872 km

• M1: 151,692 km (0.104 R)
• M2: 726,597 km (0.104 R)
• M3: 1,156,691 km (0.07 R)
• M4: 1,931,159 km (0.073 R)
• M5: 2,458,342 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 292.9

Radius: 13.4

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.96 AU - 1.32 AU

Year: 786 Days

Day: 8.7 Hours

Environment

Temp: -165 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 43,578,872 km

• M1: 166,652 km (0.092 R)
• M2: 728,242 km (0.086 R)
• M3: 1,155,644 km (0.116 R)
• M4: 1,883,736 km (0.03 R)
• M5: 2,391,621 km (0.112 R)
• M6: 2,913,419 km (0.116 R)
• M7: 3,339,024 km (0.057 R)
• M8: 3,913,480 km (0.043 R)
• M9: 4,568,270 km (0.047 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 739.2

Radius: 8.6

Gravity: 9.99 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.58 AU - 2.56 AU

Year: 1923 Days

Day: 10.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 43,578,872 km

• M1: 106,962 km (0.117 R)
• M2: 406,308 km (0.028 R)
• M3: 713,283 km (0.03 R)
• M4: 1,599,650 km (0.083 R)
• M5: 2,240,228 km (0.096 R)
• M6: 2,888,884 km (0.038 R)
• M7: 4,022,836 km (0.074 R)
• M8: 4,352,849 km (0.108 R)
• M9: 4,913,991 km (0.116 R)
• M10: 5,546,191 km (0.093 R)
• M11: 10,313,576 km (0.074 R)
• M12: 10,785,707 km (0.114 R)
• M13: 12,009,268 km (0.039 R)
• M14: 13,153,842 km (0.061 R)
• M15: 14,014,777 km (0.069 R)
• M16: 14,503,962 km (0.049 R)
• M17: 14,775,632 km (0.089 R)
• M18: 15,143,044 km (0.116 R)
• M19: 15,992,162 km (0.082 R)
• M20: 16,379,620 km (0.102 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 480.1

Radius: 8.6

Gravity: 6.49 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 3.26 AU - 4.08 AU

Year: 4540 Days

Day: 10.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 43,578,872 km

• M1: 106,962 km (0.115 R)
• M2: 423,661 km (0.055 R)
• M3: 838,646 km (0.116 R)
• M4: 1,334,712 km (0.109 R)
• M5: 1,662,032 km (0.094 R)
• M6: 2,358,560 km (0.062 R)
• M7: 2,641,150 km (0.096 R)
• M8: 3,428,783 km (0.093 R)
• M9: 5,302,646 km (0.115 R)
• M10: 5,679,932 km (0.063 R)
• M11: 5,989,001 km (0.115 R)
• M12: 7,774,452 km (0.108 R)
• M13: 8,085,765 km (0.113 R)
• M14: 8,405,306 km (0.094 R)
• M15: 10,927,227 km (0.055 R)
• M16: 11,584,111 km (0.099 R)
• M17: 11,945,091 km (0.095 R)
• M18: 13,813,568 km (0.118 R)
• M19: 14,117,401 km (0.106 R)
• M20: 18,423,576 km (0.041 R)
• M21: 24,039,031 km (0.111 R)
• M22: 25,074,099 km (0.115 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 330.1

Radius: 8.6

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 4.29 AU - 6.21 AU

Year: 7767 Days

Day: 11.6 Hours

Environment

Temp: -209 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 43,578,872 km

• M1: 106,962 km (0.094 R)
• M2: 517,609 km (0.041 R)
• M3: 878,738 km (0.083 R)
• M4: 1,163,572 km (0.04 R)
• M5: 1,955,394 km (0.047 R)
• M6: 2,502,174 km (0.116 R)
• M7: 2,784,316 km (0.092 R)
• M8: 3,187,332 km (0.103 R)
• M9: 3,922,007 km (0.12 R)
• M10: 5,429,804 km (0.095 R)
• M11: 5,724,363 km (0.069 R)
• M12: 6,091,924 km (0.06 R)
• M13: 6,874,471 km (0.031 R)
• M14: 8,057,790 km (0.088 R)
• M15: 8,402,763 km (0.074 R)
• M16: 10,822,658 km (0.03 R)
• M17: 11,243,178 km (0.088 R)
• M18: 12,672,585 km (0.107 R)
• M19: 13,835,110 km (0.067 R)
• M20: 14,274,928 km (0.101 R)
• M21: 14,952,158 km (0.086 R)
• M22: 16,188,584 km (0.03 R)
• M23: 17,941,572 km (0.061 R)
• M24: 25,316,298 km (0.109 R)
• M25: 26,813,474 km (0.117 R)
• M26: 28,545,368 km (0.049 R)
• M27: 29,079,133 km (0.04 R)
• M28: 29,983,452 km (0.042 R)
• M29: 31,186,967 km (0.106 R)

Asteroid Belt

Center: 6.03 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 6.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 392.7

Radius: 8

Gravity: 6.14 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 6.55 AU - 7.05 AU

Year: 11449 Days

Day: 20 Hours

Environment

Temp: -224 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 43,578,872 km

• M1: 104,270 km (0.12 R)
• M2: 485,146 km (0.076 R)
• M3: 1,053,917 km (0.038 R)
• M4: 1,484,460 km (0.092 R)
• M5: 2,523,118 km (0.103 R)
• M6: 3,727,979 km (0.04 R)
• M7: 4,387,107 km (0.058 R)
• M8: 4,938,076 km (0.12 R)
• M9: 5,765,951 km (0.109 R)
• M10: 6,142,788 km (0.102 R)
• M11: 9,968,454 km (0.091 R)
• M12: 11,232,257 km (0.072 R)
• M13: 12,095,137 km (0.092 R)
• M14: 14,013,431 km (0.105 R)
• M15: 18,223,115 km (0.119 R)
• M16: 19,949,325 km (0.066 R)
• M17: 21,699,770 km (0.087 R)
• M18: 25,412,489 km (0.078 R)
• M19: 32,007,811 km (0.052 R)
• M20: 33,298,242 km (0.046 R)
• M21: 34,735,130 km (0.11 R)
• M22: 40,027,902 km (0.095 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: 281 - 17,682 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit