🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.45

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.69 AU - 1.07 AU

Year: 308 Days

Day: 40.9 Hours

Environment

Temp: 91 °C

Axial Tilt: 23.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.06 AU - 1.34 AU

Year: 490 Days

Day: 44.6 Hours

Environment

Temp: -15 °C

Axial Tilt: 32.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 88,613,779 km

• M1: 93,798 km (0.113 R)
• M2: 190,737 km (0.053 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.09

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 2.2 AU - 2.58 AU

Year: 1377 Days

Day: 28.3 Hours

Environment

Temp: -99 °C

Axial Tilt: 3.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.98 AU - 2.98 AU

Year: 1456 Days

Day: 19.8 Hours

Environment

Temp: -90 °C

Axial Tilt: 21.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 88,613,779 km

• M1: 43,533 km (0.098 R)
• M2: 673,340 km (0.101 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 2.52 AU - 2.82 AU

Year: 1626 Days

Day: 32.8 Hours

Environment

Temp: -96 °C

Axial Tilt: 17.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 3.02 AU - 3.62 AU

Year: 2255 Days

Day: 47.9 Hours

Environment

Temp: -106 °C

Axial Tilt: 45.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 88,613,779 km

• M1: 40,391 km (0.081 R)

Asteroid Belt

Center: 4.17 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 762.3

Radius: 10

Gravity: 7.62 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 4.83 AU - 5.19 AU

Year: 4180 Days

Day: 5.2 Hours

Environment

Temp: -145 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 88,613,779 km

• M1: 124,316 km (0.061 R)
• M2: 456,423 km (0.082 R)
• M3: 1,030,281 km (0.114 R)
• M4: 1,361,191 km (0.073 R)
• M5: 1,701,975 km (0.083 R)
• M6: 2,043,806 km (0.078 R)
• M7: 2,463,428 km (0.069 R)
• M8: 3,031,451 km (0.064 R)
• M9: 4,217,014 km (0.105 R)
• M10: 4,624,369 km (0.088 R)
• M11: 5,602,590 km (0.1 R)
• M12: 6,186,022 km (0.115 R)
• M13: 6,586,495 km (0.088 R)
• M14: 7,070,145 km (0.098 R)
• M15: 7,405,693 km (0.091 R)
• M16: 8,108,803 km (0.11 R)
• M17: 8,971,534 km (0.104 R)
• M18: 9,325,333 km (0.105 R)
• M19: 13,193,635 km (0.079 R)
• M20: 14,068,034 km (0.105 R)
• M21: 15,367,591 km (0.073 R)
• M22: 16,277,445 km (0.096 R)
• M23: 19,878,116 km (0.088 R)
• M24: 20,413,228 km (0.113 R)
• M25: 22,147,366 km (0.118 R)
• M26: 25,200,659 km (0.1 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 783.2

Radius: 13.5

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 10.4 AU - 10.76 AU

Year: 12829 Days

Day: 7.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 88,613,779 km

• M1: 167,998 km (0.106 R)
• M2: 598,691 km (0.111 R)
• M3: 1,101,040 km (0.095 R)
• M4: 2,231,103 km (0.099 R)
• M5: 2,921,048 km (0.112 R)
• M6: 3,380,313 km (0.101 R)
• M7: 3,944,447 km (0.083 R)
• M8: 4,385,462 km (0.098 R)
• M9: 4,892,299 km (0.085 R)
• M10: 5,799,909 km (0.073 R)
• M11: 6,255,285 km (0.074 R)
• M12: 7,543,921 km (0.097 R)
• M13: 9,052,766 km (0.051 R)
• M14: 9,825,738 km (0.102 R)
• M15: 10,420,090 km (0.097 R)
• M16: 11,800,729 km (0.111 R)
• M17: 20,407,842 km (0.082 R)
• M18: 22,192,695 km (0.092 R)
• M19: 24,274,050 km (0.11 R)
• M20: 28,170,625 km (0.054 R)
• M21: 29,261,493 km (0.085 R)
• M22: 32,347,548 km (0.053 R)
• M23: 34,521,653 km (0.076 R)
• M24: 35,142,485 km (0.118 R)
• M25: 40,243,772 km (0.119 R)
• M26: 42,189,292 km (0.079 R)
• M27: 42,756,418 km (0.077 R)
• M28: 43,472,543 km (0.078 R)
• M29: 48,092,723 km (0.078 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 912.6

Radius: 8.2

Gravity: 13.57 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 10.22 AU - 11.98 AU

Year: 13786 Days

Day: 11.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 88,613,779 km

• M1: 107,561 km (0.097 R)
• M2: 422,464 km (0.071 R)
• M3: 2,179,791 km (0.07 R)
• M4: 2,620,805 km (0.118 R)
• M5: 3,045,065 km (0.046 R)
• M6: 4,245,438 km (0.104 R)
• M7: 7,589,698 km (0.085 R)
• M8: 8,452,878 km (0.1 R)
• M9: 9,063,686 km (0.087 R)
• M10: 10,146,775 km (0.063 R)
• M11: 10,719,435 km (0.089 R)
• M12: 13,430,747 km (0.062 R)
• M13: 13,842,291 km (0.111 R)
• M14: 20,163,100 km (0.056 R)
• M15: 21,437,375 km (0.118 R)
• M16: 31,535,530 km (0.087 R)
• M17: 33,499,451 km (0.091 R)
• M18: 34,639,387 km (0.091 R)
• M19: 38,077,445 km (0.104 R)
• M20: 39,179,533 km (0.12 R)
• M21: 41,736,460 km (0.088 R)
• M22: 47,023,099 km (0.105 R)
• M23: 50,235,863 km (0.068 R)
• M24: 53,935,568 km (0.069 R)
• M25: 60,933,457 km (0.12 R)
• M26: 62,820,484 km (0.098 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 800.2

Radius: 5.7

Gravity: 24.63 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 13.06 AU - 18.4 AU

Year: 23257 Days

Day: 23.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 88,613,779 km

• M1: 71,209 km (0.115 R)
• M2: 298,597 km (0.08 R)
• M3: 505,940 km (0.059 R)
• M4: 727,494 km (0.081 R)
• M5: 1,079,498 km (0.045 R)
• M6: 1,264,551 km (0.073 R)
• M7: 1,609,224 km (0.116 R)
• M8: 1,952,701 km (0.09 R)
• M9: 3,399,761 km (0.049 R)
• M10: 4,555,854 km (0.096 R)
• M11: 5,996,481 km (0.104 R)
• M12: 8,466,491 km (0.09 R)
• M13: 9,205,056 km (0.079 R)
• M14: 11,138,758 km (0.081 R)
• M15: 11,885,401 km (0.043 R)
• M16: 16,210,874 km (0.091 R)
• M17: 22,210,796 km (0.107 R)
• M18: 28,655,023 km (0.085 R)
• M19: 31,096,610 km (0.09 R)
• M20: 32,981,843 km (0.103 R)
• M21: 35,371,968 km (0.081 R)
• M22: 38,480,611 km (0.066 R)
• M23: 50,698,569 km (0.097 R)
• M24: 57,576,181 km (0.105 R)
• M25: 57,775,595 km (0.09 R)
• M26: 58,376,679 km (0.103 R)
• M27: 60,410,463 km (0.073 R)
• M28: 61,236,991 km (0.104 R)
• M29: 68,569,530 km (0.102 R)
• M30: 82,137,758 km (0.101 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 555 - 13,519 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit