🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.4 AU - 0.62 AU

Year: 129 Days

Day: 39.3 Hours

Environment

Temp: 193 °C

Axial Tilt: 33.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.69 AU - 0.99 AU

Year: 272 Days

Day: 45.6 Hours

Environment

Temp: 164 °C

Axial Tilt: 139.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.9 AU - 2.02 AU

Year: 969 Days

Day: 45.6 Hours

Environment

Temp: -56 °C

Axial Tilt: 17.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,701,253 km

• M1: 24,833 km (0.081 R)

Asteroid Belt

Center: 3.74 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 122.2

Radius: 14.4

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 4.29 AU - 6.75 AU

Year: 4579 Days

Day: 8.9 Hours

Environment

Temp: -141 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 72,701,253 km

• M1: 179,069 km (0.097 R)
• M2: 669,899 km (0.048 R)
• M3: 1,126,622 km (0.104 R)
• M4: 1,652,757 km (0.028 R)
• M5: 2,136,856 km (0.095 R)
• M6: 3,938,762 km (0.12 R)
• M7: 4,432,735 km (0.093 R)
• M8: 6,447,668 km (0.101 R)
• M9: 6,920,248 km (0.118 R)
• M10: 7,788,813 km (0.112 R)
• M11: 8,697,471 km (0.072 R)
• M12: 9,641,882 km (0.113 R)
• M13: 13,012,322 km (0.115 R)
• M14: 14,468,657 km (0.119 R)
• M15: 14,962,330 km (0.057 R)

Planet 5 - Gas Giant

Semi-Major Axis: 12.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 802.9

Radius: 14

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 10.57 AU - 14.39 AU

Year: 15568 Days

Day: 10.1 Hours

Environment

Temp: -174 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 72,701,253 km

• M1: 174,132 km (0.065 R)
• M2: 1,008,738 km (0.061 R)
• M3: 1,521,710 km (0.063 R)
• M4: 3,386,148 km (0.119 R)
• M5: 3,831,201 km (0.105 R)
• M6: 4,315,450 km (0.116 R)
• M7: 5,013,623 km (0.102 R)
• M8: 5,747,550 km (0.079 R)
• M9: 6,807,900 km (0.068 R)
• M10: 7,569,054 km (0.036 R)
• M11: 10,484,567 km (0.067 R)
• M12: 11,562,719 km (0.116 R)
• M13: 12,779,697 km (0.055 R)
• M14: 13,799,506 km (0.092 R)
• M15: 14,946,323 km (0.111 R)
• M16: 15,467,672 km (0.032 R)
• M17: 16,389,644 km (0.083 R)
• M18: 17,024,387 km (0.092 R)
• M19: 18,427,915 km (0.063 R)
• M20: 19,907,288 km (0.098 R)
• M21: 21,183,806 km (0.114 R)
• M22: 27,279,621 km (0.115 R)
• M23: 33,684,953 km (0.059 R)
• M24: 38,194,580 km (0.034 R)
• M25: 40,882,405 km (0.09 R)
• M26: 41,610,199 km (0.091 R)
• M27: 42,494,921 km (0.058 R)
• M28: 45,846,511 km (0.076 R)
• M29: 58,778,948 km (0.099 R)
• M30: 63,513,272 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 125.6

Radius: 12.4

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 11.39 AU - 14.61 AU

Year: 16551 Days

Day: 12.9 Hours

Environment

Temp: -175 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 72,701,253 km

• M1: 154,385 km (0.112 R)
• M2: 844,480 km (0.098 R)
• M3: 1,317,808 km (0.092 R)
• M4: 1,726,060 km (0.076 R)
• M5: 2,236,488 km (0.04 R)
• M6: 2,750,506 km (0.099 R)
• M7: 5,128,963 km (0.086 R)
• M8: 7,635,027 km (0.079 R)
• M9: 8,938,024 km (0.087 R)
• M10: 9,962,620 km (0.039 R)
• M11: 11,014,442 km (0.118 R)
• M12: 12,458,361 km (0.12 R)
• M13: 20,848,258 km (0.09 R)
• M14: 21,617,491 km (0.065 R)
• M15: 22,167,263 km (0.088 R)
• M16: 23,131,122 km (0.075 R)
• M17: 27,086,639 km (0.066 R)
• M18: 28,562,123 km (0.095 R)
• M19: 34,573,863 km (0.105 R)
• M20: 36,088,990 km (0.095 R)
• M21: 38,101,530 km (0.066 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 345.7

Radius: 6.9

Gravity: 7.26 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 15.49 AU - 19.91 AU

Year: 26294 Days

Day: 18 Hours

Environment

Temp: -200 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 72,701,253 km

• M1: 85,869 km (0.067 R)
• M2: 372,200 km (0.092 R)
• M3: 3,559,233 km (0.054 R)
• M4: 4,229,730 km (0.086 R)
• M5: 4,629,456 km (0.061 R)
• M6: 5,660,185 km (0.088 R)
• M7: 8,681,314 km (0.113 R)
• M8: 10,835,523 km (0.076 R)
• M9: 11,205,479 km (0.103 R)
• M10: 14,035,272 km (0.111 R)
• M11: 14,923,734 km (0.094 R)
• M12: 23,120,501 km (0.082 R)
• M13: 29,750,529 km (0.06 R)
• M14: 31,711,308 km (0.109 R)
• M15: 36,024,214 km (0.072 R)
• M16: 37,404,554 km (0.075 R)
• M17: 50,590,260 km (0.118 R)
• M18: 59,441,667 km (0.098 R)

Kuiper Belt

Range: 31.1 - 58.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 487 - 11,552 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit