🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.56 AU - 0.84 AU

Year: 209 Days

Day: 20.8 Hours

Environment

Temp: 162 °C

Axial Tilt: 35.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 65,266,644 km

• M1: 54,902 km (0.108 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.93 AU - 1.25 AU

Year: 406 Days

Day: 24.1 Hours

Environment

Temp: 43 °C

Axial Tilt: 28.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 65,266,644 km

• M1: 442,361 km (0.12 R)

Asteroid Belt

Center: 2.76 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 4.31 AU - 4.53 AU

Year: 3312 Days

Day: 26.3 Hours

Environment

Temp: -129 °C

Axial Tilt: 37.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 65,266,644 km

• M1: 468,690 km (0.036 R)
• M2: 564,283 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607.3

Radius: 13.3

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 5.8 AU - 6.24 AU

Year: 5265 Days

Day: 7.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 65,266,644 km

• M1: 165,455 km (0.116 R)
• M2: 643,271 km (0.077 R)
• M3: 1,098,647 km (0.083 R)
• M4: 1,581,848 km (0.043 R)
• M5: 2,033,633 km (0.083 R)
• M6: 2,796,583 km (0.056 R)
• M7: 3,405,895 km (0.114 R)
• M8: 4,686,602 km (0.113 R)
• M9: 6,454,849 km (0.057 R)
• M10: 7,490,066 km (0.092 R)
• M11: 8,103,118 km (0.102 R)
• M12: 8,517,504 km (0.094 R)
• M13: 8,946,102 km (0.092 R)
• M14: 9,846,681 km (0.104 R)
• M15: 10,275,728 km (0.082 R)
• M16: 16,508,125 km (0.08 R)
• M17: 19,423,189 km (0.108 R)
• M18: 22,150,508 km (0.085 R)
• M19: 25,927,256 km (0.07 R)
• M20: 27,164,281 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 884.5

Radius: 10

Gravity: 8.85 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 6.04 AU - 7.56 AU

Year: 6321 Days

Day: 5.2 Hours

Environment

Temp: -162 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 65,266,644 km

• M1: 124,465 km (0.1 R)
• M2: 444,904 km (0.11 R)
• M3: 790,026 km (0.113 R)
• M4: 1,617,153 km (0.078 R)
• M5: 1,972,448 km (0.106 R)
• M6: 2,362,599 km (0.078 R)
• M7: 3,388,392 km (0.058 R)
• M8: 3,805,620 km (0.073 R)
• M9: 4,495,865 km (0.096 R)
• M10: 5,574,615 km (0.117 R)
• M11: 6,225,366 km (0.067 R)
• M12: 7,258,040 km (0.095 R)
• M13: 8,318,539 km (0.105 R)
• M14: 8,736,516 km (0.119 R)
• M15: 9,569,477 km (0.077 R)
• M16: 10,502,369 km (0.051 R)
• M17: 11,700,648 km (0.032 R)
• M18: 13,437,030 km (0.061 R)
• M19: 13,780,806 km (0.044 R)
• M20: 15,277,084 km (0.088 R)
• M21: 15,968,526 km (0.095 R)
• M22: 17,414,090 km (0.083 R)
• M23: 20,412,779 km (0.105 R)
• M24: 23,573,333 km (0.097 R)
• M25: 25,269,923 km (0.087 R)
• M26: 26,684,520 km (0.103 R)
• M27: 27,046,248 km (0.095 R)
• M28: 28,432,123 km (0.034 R)
• M29: 31,144,930 km (0.075 R)
• M30: 32,461,092 km (0.077 R)
• M31: 33,184,996 km (0.114 R)
• M32: 37,529,917 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 220.5

Radius: 13.4

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 7.46 AU - 9.42 AU

Year: 8740 Days

Day: 9.1 Hours

Environment

Temp: -159 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 65,266,644 km

• M1: 208,539 km (0.071 R)
• M2: 1,030,729 km (0.107 R)
• M3: 1,502,711 km (0.081 R)
• M4: 2,021,067 km (0.084 R)
• M5: 2,676,007 km (0.111 R)
• M6: 3,227,724 km (0.098 R)
• M7: 3,967,036 km (0.116 R)
• M8: 4,389,800 km (0.113 R)
• M9: 7,669,284 km (0.032 R)
• M10: 8,105,512 km (0.089 R)
• M11: 9,807,188 km (0.047 R)
• M12: 11,783,675 km (0.072 R)
• M13: 13,483,705 km (0.057 R)
• M14: 17,057,299 km (0.072 R)
• M15: 17,929,604 km (0.12 R)
• M16: 20,378,820 km (0.107 R)
• M17: 24,264,475 km (0.082 R)
• M18: 26,669,860 km (0.095 R)
• M19: 28,618,671 km (0.103 R)
• M20: 29,583,577 km (0.089 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 563.1

Radius: 14

Gravity: 2.87 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 8.7 AU - 11.78 AU

Year: 11680 Days

Day: 12.1 Hours

Environment

Temp: -176 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 65,266,644 km

• M1: 174,132 km (0.12 R)
• M2: 688,300 km (0.098 R)
• M3: 1,206,208 km (0.094 R)
• M4: 1,754,933 km (0.092 R)
• M5: 2,627,088 km (0.109 R)
• M6: 3,232,511 km (0.088 R)
• M7: 4,119,776 km (0.058 R)
• M8: 4,879,583 km (0.079 R)
• M9: 6,120,498 km (0.088 R)
• M10: 7,314,139 km (0.113 R)
• M11: 9,657,739 km (0.108 R)
• M12: 10,211,551 km (0.079 R)
• M13: 11,661,304 km (0.113 R)
• M14: 14,636,805 km (0.117 R)
• M15: 15,504,323 km (0.062 R)
• M16: 18,542,955 km (0.038 R)
• M17: 19,321,163 km (0.051 R)
• M18: 21,787,135 km (0.107 R)
• M19: 26,841,448 km (0.108 R)
• M20: 27,536,181 km (0.082 R)
• M21: 35,513,787 km (0.069 R)
• M22: 36,110,682 km (0.097 R)
• M23: 39,705,968 km (0.049 R)
• M24: 42,053,757 km (0.061 R)
• M25: 45,606,556 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 260.6

Radius: 5.7

Gravity: 8.02 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 15.48 AU - 19.22 AU

Year: 25760 Days

Day: 18.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 65,266,644 km

• M1: 75,397 km (0.064 R)
• M2: 282,291 km (0.086 R)
• M3: 640,877 km (0.111 R)
• M4: 1,297,911 km (0.104 R)
• M5: 1,938,938 km (0.09 R)
• M6: 2,329,688 km (0.101 R)
• M7: 2,914,316 km (0.084 R)
• M8: 3,508,968 km (0.117 R)
• M9: 4,274,759 km (0.098 R)
• M10: 7,146,739 km (0.111 R)
• M11: 9,776,969 km (0.114 R)
• M12: 12,530,018 km (0.092 R)
• M13: 19,943,939 km (0.075 R)
• M14: 21,210,136 km (0.103 R)
• M15: 29,834,902 km (0.073 R)
• M16: 31,488,108 km (0.094 R)
• M17: 45,261,584 km (0.102 R)
• M18: 49,038,780 km (0.07 R)
• M19: 54,741,601 km (0.112 R)
• M20: 57,571,843 km (0.089 R)
• M21: 58,476,012 km (0.077 R)
• M22: 64,293,574 km (0.059 R)

Kuiper Belt

Range: 30.8 - 51.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 390 - 15,694 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit