🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.93 AU - 1.33 AU

Year: 460 Days

Day: 36 Hours

Environment

Temp: -6 °C

Axial Tilt: 7.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.28 AU - 1.3 AU

Year: 561 Days

Day: 32.8 Hours

Environment

Temp: -48 °C

Axial Tilt: 15.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.21 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 577.8

Radius: 14.9

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 4.05 AU - 6.21 AU

Year: 4449 Days

Day: 7.7 Hours

Environment

Temp: -154 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 99,742,753 km

• M1: 185,352 km (0.101 R)
• M2: 914,342 km (0.108 R)
• M3: 1,459,776 km (0.114 R)
• M4: 2,402,542 km (0.103 R)
• M5: 3,193,765 km (0.11 R)
• M6: 5,325,235 km (0.101 R)
• M7: 5,931,556 km (0.104 R)
• M8: 7,382,655 km (0.096 R)
• M9: 7,857,778 km (0.08 R)
• M10: 8,757,459 km (0.038 R)
• M11: 9,765,001 km (0.031 R)
• M12: 10,634,165 km (0.112 R)
• M13: 11,241,831 km (0.118 R)
• M14: 11,964,539 km (0.07 R)
• M15: 12,622,320 km (0.11 R)
• M16: 13,106,868 km (0.109 R)
• M17: 14,010,289 km (0.078 R)
• M18: 14,794,631 km (0.044 R)
• M19: 15,830,147 km (0.119 R)
• M20: 17,265,389 km (0.078 R)
• M21: 17,742,607 km (0.083 R)
• M22: 19,869,739 km (0.107 R)
• M23: 20,460,351 km (0.079 R)
• M24: 21,402,070 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 292.5

Radius: 9.6

Gravity: 3.17 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 4.47 AU - 5.83 AU

Year: 4475 Days

Day: 5.9 Hours

Environment

Temp: -142 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 99,742,753 km

• M1: 120,576 km (0.09 R)
• M2: 510,129 km (0.106 R)
• M3: 901,776 km (0.033 R)
• M4: 1,413,401 km (0.105 R)
• M5: 1,812,229 km (0.064 R)
• M6: 2,441,587 km (0.043 R)
• M7: 3,708,980 km (0.112 R)
• M8: 4,028,521 km (0.1 R)
• M9: 4,542,390 km (0.052 R)
• M10: 5,051,471 km (0.114 R)
• M11: 5,597,952 km (0.063 R)
• M12: 6,406,529 km (0.073 R)
• M13: 9,300,500 km (0.054 R)
• M14: 10,709,712 km (0.116 R)
• M15: 15,022,020 km (0.093 R)
• M16: 15,734,854 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 386.2

Radius: 13.8

Gravity: 2.03 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 7.2 AU - 8.1 AU

Year: 8101 Days

Day: 11.5 Hours

Environment

Temp: -175 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 99,742,753 km

• M1: 171,738 km (0.117 R)
• M2: 693,835 km (0.086 R)
• M3: 1,124,078 km (0.091 R)
• M4: 1,589,926 km (0.08 R)
• M5: 2,050,538 km (0.069 R)
• M6: 2,800,173 km (0.095 R)
• M7: 3,461,246 km (0.05 R)
• M8: 4,175,426 km (0.105 R)
• M9: 4,607,614 km (0.05 R)
• M10: 6,314,676 km (0.115 R)
• M11: 8,531,118 km (0.117 R)
• M12: 11,129,184 km (0.117 R)
• M13: 11,765,873 km (0.077 R)
• M14: 13,058,697 km (0.066 R)
• M15: 13,601,588 km (0.061 R)
• M16: 15,261,975 km (0.084 R)
• M17: 17,702,963 km (0.114 R)
• M18: 18,167,165 km (0.1 R)
• M19: 24,147,939 km (0.082 R)
• M20: 25,383,617 km (0.097 R)
• M21: 26,230,491 km (0.12 R)
• M22: 27,802,315 km (0.11 R)
• M23: 29,807,825 km (0.1 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 719.5

Radius: 6.4

Gravity: 17.57 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 16.56 AU - 19.48 AU

Year: 29289 Days

Day: 18.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 99,742,753 km

• M1: 79,885 km (0.052 R)
• M2: 429,645 km (0.056 R)
• M3: 1,674,449 km (0.096 R)
• M4: 4,066,220 km (0.07 R)
• M5: 4,426,302 km (0.119 R)
• M6: 4,690,791 km (0.091 R)
• M7: 5,005,994 km (0.062 R)
• M8: 5,377,445 km (0.101 R)
• M9: 8,226,686 km (0.047 R)
• M10: 9,405,667 km (0.116 R)
• M11: 10,165,026 km (0.082 R)
• M12: 10,964,327 km (0.106 R)
• M13: 11,733,260 km (0.118 R)
• M14: 13,692,693 km (0.11 R)
• M15: 15,948,031 km (0.065 R)
• M16: 20,444,344 km (0.116 R)
• M17: 22,369,070 km (0.085 R)
• M18: 24,881,567 km (0.064 R)
• M19: 27,072,427 km (0.116 R)
• M20: 31,833,529 km (0.046 R)
• M21: 33,826,472 km (0.069 R)
• M22: 58,519,695 km (0.072 R)
• M23: 72,492,136 km (0.05 R)
• M24: 76,177,629 km (0.117 R)
• M25: 97,076,003 km (0.049 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: 551 - 16,888 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit