🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.43 AU - 0.57 AU

Year: 228 Days

Day: 25.9 Hours

Environment

Temp: -120 °C

Axial Tilt: 35.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.29

Radius: 1.11

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.49 AU - 0.55 AU

Year: 242 Days

Day: 27.8 Hours

Environment

Temp: -121 °C

Axial Tilt: 2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 861.4

Radius: 8.9

Gravity: 10.87 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.08 AU - 1.38 AU

Year: 881 Days

Day: 10.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 62,169,361 km

• M1: 111,002 km (0.117 R)
• M2: 398,080 km (0.096 R)
• M3: 739,761 km (0.118 R)
• M4: 1,077,703 km (0.11 R)
• M5: 2,046,798 km (0.114 R)
• M6: 2,717,146 km (0.118 R)
• M7: 2,997,044 km (0.116 R)
• M8: 3,352,787 km (0.084 R)
• M9: 3,752,214 km (0.106 R)
• M10: 4,249,477 km (0.088 R)
• M11: 5,676,342 km (0.11 R)
• M12: 6,645,137 km (0.097 R)
• M13: 7,595,383 km (0.065 R)
• M14: 8,129,148 km (0.1 R)
• M15: 8,742,350 km (0.074 R)
• M16: 9,074,308 km (0.068 R)
• M17: 9,588,027 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 618.5

Radius: 13.8

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.96 AU - 2.6 AU

Year: 2223 Days

Day: 15 Hours

Environment

Temp: -190 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 62,169,361 km

• M1: 171,589 km (0.079 R)
• M2: 639,830 km (0.114 R)
• M3: 1,289,534 km (0.097 R)
• M4: 1,841,999 km (0.05 R)
• M5: 3,806,667 km (0.078 R)
• M6: 4,300,041 km (0.093 R)
• M7: 13,148,306 km (0.092 R)
• M8: 14,104,835 km (0.102 R)
• M9: 15,483,380 km (0.096 R)
• M10: 16,254,557 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 794.2

Radius: 8.7

Gravity: 10.49 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 2.05 AU - 3.15 AU

Year: 2707 Days

Day: 7.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 62,169,361 km

• M1: 108,159 km (0.116 R)
• M2: 397,930 km (0.093 R)
• M3: 1,054,067 km (0.098 R)
• M4: 1,751,791 km (0.103 R)
• M5: 2,188,916 km (0.095 R)
• M6: 2,544,510 km (0.106 R)
• M7: 3,005,122 km (0.1 R)
• M8: 3,577,035 km (0.071 R)
• M9: 4,681,665 km (0.07 R)
• M10: 5,300,253 km (0.12 R)
• M11: 7,329,548 km (0.111 R)
• M12: 8,196,467 km (0.105 R)
• M13: 9,791,031 km (0.091 R)
• M14: 10,094,715 km (0.071 R)
• M15: 10,562,208 km (0.118 R)
• M16: 13,442,117 km (0.066 R)
• M17: 16,167,341 km (0.087 R)
• M18: 17,799,304 km (0.112 R)
• M19: 18,888,078 km (0.099 R)
• M20: 19,718,196 km (0.106 R)
• M21: 20,387,347 km (0.072 R)
• M22: 20,758,649 km (0.095 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 642.1

Radius: 14.2

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 2.89 AU - 3.95 AU

Year: 4084 Days

Day: 5.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 62,169,361 km

• M1: 185,053 km (0.07 R)
• M2: 659,278 km (0.102 R)
• M3: 1,393,055 km (0.06 R)
• M4: 2,022,713 km (0.079 R)
• M5: 2,608,239 km (0.097 R)
• M6: 3,193,615 km (0.11 R)
• M7: 4,282,389 km (0.119 R)
• M8: 5,154,245 km (0.073 R)
• M9: 7,251,757 km (0.082 R)
• M10: 7,958,756 km (0.091 R)
• M11: 9,510,984 km (0.072 R)
• M12: 10,652,864 km (0.026 R)
• M13: 11,389,484 km (0.045 R)
• M14: 13,654,246 km (0.072 R)
• M15: 15,267,809 km (0.112 R)
• M16: 17,831,917 km (0.079 R)
• M17: 18,377,350 km (0.103 R)
• M18: 19,565,307 km (0.114 R)
• M19: 20,538,890 km (0.076 R)
• M20: 21,004,139 km (0.087 R)
• M21: 22,865,137 km (0.1 R)
• M22: 23,654,116 km (0.039 R)

Asteroid Belt

Center: 5.31 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 7.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 964.5

Radius: 5.8

Gravity: 28.67 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 6.42 AU - 7.96 AU

Year: 12448 Days

Day: 21.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 62,169,361 km

• M1: 74,799 km (0.119 R)
• M2: 290,220 km (0.074 R)
• M3: 1,602,343 km (0.098 R)
• M4: 2,993,603 km (0.089 R)
• M5: 3,217,551 km (0.047 R)
• M6: 3,784,078 km (0.092 R)
• M7: 5,730,795 km (0.064 R)
• M8: 6,896,761 km (0.102 R)
• M9: 7,333,138 km (0.105 R)
• M10: 8,022,036 km (0.099 R)
• M11: 10,235,486 km (0.082 R)
• M12: 14,728,808 km (0.086 R)
• M13: 16,968,587 km (0.052 R)
• M14: 17,522,099 km (0.102 R)
• M15: 17,843,884 km (0.115 R)
• M16: 18,832,427 km (0.097 R)
• M17: 22,297,413 km (0.073 R)
• M18: 25,748,935 km (0.06 R)
• M19: 27,009,746 km (0.075 R)
• M20: 29,427,248 km (0.092 R)
• M21: 29,767,732 km (0.092 R)
• M22: 32,707,779 km (0.074 R)
• M23: 39,569,385 km (0.11 R)
• M24: 45,947,340 km (0.097 R)
• M25: 50,181,708 km (0.093 R)
• M26: 51,649,114 km (0.106 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: 262 - 20,218 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit