🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.54 AU - 0.74 AU

Year: 217 Days

Day: 36.9 Hours

Environment

Temp: 29 °C

Axial Tilt: 14.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 59,750,166 km

• M1: 64,626 km (0.1 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.93 AU - 1.41 AU

Year: 537 Days

Day: 35.3 Hours

Environment

Temp: -66 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 59,750,166 km

• M1: 344,225 km (0.109 R)
• M2: 779,255 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 519.2

Radius: 14.2

Gravity: 2.57 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 2.81 AU - 4.35 AU

Year: 2876 Days

Day: 10.9 Hours

Environment

Temp: -144 °C

Axial Tilt: 167.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 59,750,166 km

• M1: 176,675 km (0.112 R)
• M2: 842,236 km (0.099 R)
• M3: 2,073,426 km (0.096 R)
• M4: 2,753,498 km (0.114 R)
• M5: 3,230,566 km (0.083 R)
• M6: 3,707,185 km (0.095 R)
• M7: 4,849,065 km (0.079 R)
• M8: 5,749,645 km (0.027 R)
• M9: 6,320,360 km (0.093 R)
• M10: 6,871,928 km (0.064 R)
• M11: 7,606,453 km (0.105 R)
• M12: 8,890,302 km (0.086 R)
• M13: 9,442,767 km (0.101 R)
• M14: 11,358,218 km (0.099 R)
• M15: 12,858,386 km (0.077 R)
• M16: 14,914,908 km (0.111 R)
• M17: 16,867,609 km (0.086 R)
• M18: 18,260,814 km (0.064 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 54

Radius: 12.8

Gravity: 0.33 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 3.47 AU - 5.37 AU

Year: 3946 Days

Day: 12 Hours

Environment

Temp: -164 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 59,750,166 km

• M1: 161,117 km (0.106 R)
• M2: 1,379,442 km (0.063 R)
• M3: 2,156,005 km (0.063 R)
• M4: 3,015,743 km (0.105 R)
• M5: 3,436,562 km (0.076 R)
• M6: 5,634,454 km (0.101 R)
• M7: 6,874,920 km (0.038 R)
• M8: 7,509,514 km (0.056 R)
• M9: 9,123,675 km (0.049 R)
• M10: 10,166,222 km (0.046 R)
• M11: 10,700,586 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 457.2

Radius: 10.9

Gravity: 3.85 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 4.3 AU - 6.6 AU

Year: 5402 Days

Day: 12.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 59,750,166 km

• M1: 135,835 km (0.085 R)
• M2: 512,971 km (0.076 R)
• M3: 935,585 km (0.092 R)
• M4: 1,362,089 km (0.099 R)
• M5: 2,605,097 km (0.116 R)
• M6: 3,509,566 km (0.113 R)
• M7: 3,956,415 km (0.052 R)
• M8: 5,122,530 km (0.112 R)
• M9: 6,078,161 km (0.096 R)
• M10: 7,554,992 km (0.091 R)
• M11: 10,115,658 km (0.104 R)
• M12: 10,628,779 km (0.101 R)
• M13: 14,028,540 km (0.101 R)
• M14: 14,829,936 km (0.054 R)
• M15: 15,548,754 km (0.115 R)
• M16: 16,290,759 km (0.099 R)
• M17: 19,496,791 km (0.113 R)
• M18: 23,101,202 km (0.111 R)
• M19: 25,842,135 km (0.073 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 863.2

Radius: 14.9

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 5.46 AU - 7 AU

Year: 6602 Days

Day: 13.2 Hours

Environment

Temp: -169 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 59,750,166 km

• M1: 187,297 km (0.078 R)
• M2: 705,354 km (0.112 R)
• M3: 1,429,856 km (0.098 R)
• M4: 2,008,202 km (0.069 R)
• M5: 3,536,344 km (0.09 R)
• M6: 4,346,267 km (0.049 R)
• M7: 5,217,226 km (0.114 R)
• M8: 5,838,954 km (0.082 R)
• M9: 6,756,887 km (0.03 R)
• M10: 7,967,433 km (0.099 R)
• M11: 8,880,429 km (0.09 R)
• M12: 9,542,250 km (0.105 R)
• M13: 10,095,164 km (0.116 R)
• M14: 12,524,783 km (0.057 R)
• M15: 13,188,698 km (0.075 R)
• M16: 13,875,950 km (0.074 R)
• M17: 14,347,333 km (0.077 R)
• M18: 15,509,858 km (0.092 R)
• M19: 17,067,172 km (0.097 R)
• M20: 20,643,160 km (0.034 R)
• M21: 23,675,359 km (0.029 R)
• M22: 28,102,259 km (0.047 R)
• M23: 37,638,375 km (0.12 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 824.1

Radius: 12.9

Gravity: 4.95 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 8.75 AU - 10.51 AU

Year: 12689 Days

Day: 12.9 Hours

Environment

Temp: -203 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 59,750,166 km

• M1: 160,519 km (0.102 R)
• M2: 720,164 km (0.094 R)
• M3: 1,183,768 km (0.104 R)
• M4: 5,736,630 km (0.079 R)
• M5: 6,466,368 km (0.109 R)
• M6: 7,431,873 km (0.11 R)
• M7: 8,018,595 km (0.102 R)
• M8: 8,931,890 km (0.09 R)
• M9: 13,225,798 km (0.105 R)
• M10: 19,313,683 km (0.103 R)
• M11: 22,125,375 km (0.067 R)
• M12: 23,437,199 km (0.076 R)
• M13: 34,479,916 km (0.083 R)
• M14: 37,536,350 km (0.119 R)
• M15: 46,562,188 km (0.112 R)
• M16: 48,712,956 km (0.074 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 216 - 12,050 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit