🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.54 AU - 0.6 AU

Year: 153 Days

Day: 33.8 Hours

Environment

Temp: 189 °C

Axial Tilt: 37.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 82,246,880 km

• M1: 109,506 km (0.06 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.94 AU - 1.08 AU

Year: 360 Days

Day: 17.9 Hours

Environment

Temp: 102 °C

Axial Tilt: 38.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.14 AU - 1.72 AU

Year: 607 Days

Day: 21.8 Hours

Environment

Temp: -16 °C

Axial Tilt: 25 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Gas Giant

Semi-Major Axis: 5.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 310.2

Radius: 8.1

Gravity: 4.73 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 5.07 AU - 6.91 AU

Year: 5201 Days

Day: 8.9 Hours

Environment

Temp: -144 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 82,246,880 km

• M1: 102,624 km (0.103 R)
• M2: 577,747 km (0.083 R)
• M3: 877,541 km (0.113 R)
• M4: 4,023,136 km (0.092 R)
• M5: 5,119,090 km (0.082 R)
• M6: 8,477,711 km (0.083 R)
• M7: 9,398,037 km (0.086 R)
• M8: 10,964,776 km (0.078 R)
• M9: 12,328,660 km (0.027 R)
• M10: 17,554,562 km (0.107 R)
• M11: 21,601,484 km (0.109 R)
• M12: 22,206,757 km (0.068 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 842.4

Radius: 12.3

Gravity: 5.57 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 5.4 AU - 7.08 AU

Year: 5530 Days

Day: 5.5 Hours

Environment

Temp: -145 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 82,246,880 km

• M1: 157,826 km (0.036 R)
• M2: 684,709 km (0.081 R)
• M3: 2,028,098 km (0.089 R)
• M4: 2,815,881 km (0.053 R)
• M5: 3,355,031 km (0.089 R)
• M6: 6,267,104 km (0.117 R)
• M7: 6,701,237 km (0.077 R)
• M8: 7,518,939 km (0.111 R)
• M9: 8,087,261 km (0.076 R)
• M10: 8,481,900 km (0.038 R)
• M11: 9,966,061 km (0.117 R)
• M12: 11,370,336 km (0.104 R)
• M13: 11,866,701 km (0.05 R)
• M14: 12,481,250 km (0.107 R)
• M15: 13,279,205 km (0.116 R)
• M16: 13,663,073 km (0.094 R)
• M17: 14,918,199 km (0.075 R)
• M18: 15,453,310 km (0.092 R)
• M19: 16,062,772 km (0.095 R)
• M20: 16,624,961 km (0.101 R)
• M21: 20,861,722 km (0.069 R)
• M22: 22,061,946 km (0.117 R)
• M23: 23,867,293 km (0.085 R)
• M24: 24,764,581 km (0.099 R)
• M25: 28,218,198 km (0.111 R)
• M26: 28,853,989 km (0.064 R)
• M27: 29,499,204 km (0.088 R)
• M28: 32,971,072 km (0.097 R)
• M29: 33,778,002 km (0.111 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 247.7

Radius: 6.9

Gravity: 5.2 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 12.93 AU - 14.43 AU

Year: 17950 Days

Day: 15.1 Hours

Environment

Temp: -179 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 82,246,880 km

• M1: 87,216 km (0.092 R)
• M2: 307,872 km (0.117 R)
• M3: 538,852 km (0.045 R)
• M4: 1,155,943 km (0.105 R)
• M5: 3,332,592 km (0.034 R)
• M6: 5,181,173 km (0.111 R)
• M7: 6,843,953 km (0.093 R)
• M8: 9,119,337 km (0.114 R)
• M9: 10,638,802 km (0.12 R)
• M10: 11,291,348 km (0.079 R)
• M11: 12,319,833 km (0.115 R)
• M12: 13,039,399 km (0.091 R)
• M13: 14,893,366 km (0.096 R)
• M14: 17,505,045 km (0.042 R)
• M15: 19,433,063 km (0.112 R)
• M16: 20,160,557 km (0.098 R)
• M17: 20,572,550 km (0.065 R)
• M18: 24,629,494 km (0.068 R)
• M19: 27,043,705 km (0.1 R)
• M20: 29,717,019 km (0.035 R)
• M21: 32,000,929 km (0.079 R)
• M22: 33,014,604 km (0.083 R)
• M23: 34,633,852 km (0.093 R)
• M24: 34,869,319 km (0.041 R)
• M25: 37,037,740 km (0.113 R)
• M26: 38,154,787 km (0.093 R)
• M27: 47,476,679 km (0.094 R)
• M28: 47,913,206 km (0.089 R)
• M29: 49,986,034 km (0.079 R)
• M30: 50,286,875 km (0.112 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 663.8

Radius: 3.9

Gravity: 43.64 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 15.53 AU - 16.59 AU

Year: 22833 Days

Day: 17.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 82,246,880 km

• M1: 48,470 km (0.068 R)
• M2: 309,668 km (0.082 R)
• M3: 947,852 km (0.096 R)
• M4: 1,156,691 km (0.11 R)
• M5: 1,630,766 km (0.11 R)
• M6: 3,726,034 km (0.101 R)
• M7: 3,947,888 km (0.113 R)
• M8: 5,755,180 km (0.106 R)
• M9: 6,008,898 km (0.071 R)
• M10: 6,314,077 km (0.098 R)
• M11: 8,049,413 km (0.081 R)
• M12: 10,888,182 km (0.119 R)
• M13: 15,921,103 km (0.06 R)
• M14: 16,169,435 km (0.099 R)
• M15: 20,602,020 km (0.075 R)
• M16: 23,466,072 km (0.1 R)
• M17: 24,770,715 km (0.069 R)
• M18: 30,985,309 km (0.11 R)
• M19: 32,553,544 km (0.034 R)
• M20: 57,024,614 km (0.105 R)
• M21: 71,417,275 km (0.07 R)
• M22: 74,374,825 km (0.084 R)
• M23: 75,533,760 km (0.095 R)
• M24: 75,766,983 km (0.098 R)
• M25: 79,564,076 km (0.074 R)

Kuiper Belt

Range: 30.9 - 45.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 361 - 16,403 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit