🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.04 AU - 1.28 AU

Year: 545 Days

Day: 21.4 Hours

Environment

Temp: -84 °C

Axial Tilt: 44.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 18,597,224 km

• M1: 482,752 km (0.116 R)

Asteroid Belt

Center: 2.04 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 197.1

Radius: 10.5

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 2.54 AU - 3.3 AU

Year: 2178 Days

Day: 6.1 Hours

Environment

Temp: -140 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 18,597,224 km

• M1: 131,048 km (0.09 R)
• M2: 595,699 km (0.078 R)
• M3: 969,693 km (0.098 R)
• M4: 1,375,253 km (0.084 R)
• M5: 1,963,921 km (0.03 R)
• M6: 4,082,227 km (0.093 R)
• M7: 4,428,695 km (0.093 R)
• M8: 6,239,129 km (0.106 R)
• M9: 6,819,419 km (0.059 R)
• M10: 7,691,874 km (0.058 R)
• M11: 8,469,783 km (0.096 R)
• M12: 9,933,149 km (0.036 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 783.4

Radius: 11.1

Gravity: 6.36 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 2.57 AU - 3.59 AU

Year: 2360 Days

Day: 8.6 Hours

Environment

Temp: -148 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 18,597,224 km

• M1: 138,079 km (0.115 R)
• M2: 1,085,033 km (0.098 R)
• M3: 1,638,396 km (0.11 R)
• M4: 3,788,566 km (0.026 R)
• M5: 6,219,382 km (0.082 R)
• M6: 7,113,528 km (0.048 R)
• M7: 7,652,829 km (0.12 R)
• M8: 8,219,505 km (0.115 R)
• M9: 8,847,667 km (0.113 R)
• M10: 10,199,882 km (0.089 R)
• M11: 11,644,549 km (0.038 R)
• M12: 12,912,540 km (0.053 R)
• M13: 15,227,268 km (0.051 R)
• M14: 16,637,826 km (0.089 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 23.4

Radius: 10.2

Gravity: 0.22 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 2.82 AU - 3.42 AU

Year: 2406 Days

Day: 10 Hours

Environment

Temp: -145 °C

Axial Tilt: 137.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 18,597,224 km

• M1: 126,859 km (0.027 R)
• M2: 614,997 km (0.119 R)
• M3: 1,054,216 km (0.111 R)
• M4: 1,843,195 km (0.062 R)
• M5: 2,436,800 km (0.108 R)
• M6: 3,142,154 km (0.028 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 778.5

Radius: 10.9

Gravity: 6.55 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 3.23 AU - 3.87 AU

Year: 2920 Days

Day: 11.1 Hours

Environment

Temp: -150 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 18,597,224 km

• M1: 135,685 km (0.051 R)
• M2: 663,766 km (0.028 R)
• M3: 1,262,008 km (0.116 R)
• M4: 1,733,540 km (0.071 R)
• M5: 3,194,513 km (0.049 R)
• M6: 4,166,450 km (0.038 R)
• M7: 5,053,416 km (0.119 R)
• M8: 5,451,945 km (0.101 R)
• M9: 6,256,183 km (0.08 R)
• M10: 6,894,816 km (0.025 R)
• M11: 7,512,805 km (0.1 R)
• M12: 7,901,012 km (0.045 R)
• M13: 8,268,574 km (0.092 R)
• M14: 8,859,186 km (0.056 R)
• M15: 9,589,822 km (0.1 R)
• M16: 11,592,489 km (0.081 R)
• M17: 11,937,012 km (0.117 R)
• M18: 13,431,346 km (0.051 R)
• M19: 14,101,544 km (0.065 R)
• M20: 14,794,033 km (0.095 R)
• M21: 16,193,222 km (0.088 R)
• M22: 16,570,059 km (0.104 R)
• M23: 17,453,135 km (0.11 R)
• M24: 18,193,644 km (0.094 R)
• M25: 18,542,357 km (0.036 R)
• M26: 19,676,309 km (0.072 R)
• M27: 20,167,439 km (0.07 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 630.5

Radius: 11.6

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 3.22 AU - 3.96 AU

Year: 2969 Days

Day: 9.8 Hours

Environment

Temp: -151 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 18,597,224 km

• M1: 144,212 km (0.069 R)
• M2: 954,285 km (0.117 R)
• M3: 1,692,999 km (0.077 R)
• M4: 2,423,486 km (0.073 R)
• M5: 3,498,795 km (0.059 R)
• M6: 4,441,860 km (0.085 R)
• M7: 4,914,739 km (0.05 R)
• M8: 5,446,110 km (0.106 R)
• M9: 6,370,476 km (0.05 R)
• M10: 7,003,275 km (0.106 R)
• M11: 7,520,435 km (0.114 R)
• M12: 7,900,862 km (0.11 R)
• M13: 8,908,404 km (0.065 R)
• M14: 9,334,758 km (0.061 R)
• M15: 10,460,482 km (0.09 R)
• M16: 11,096,721 km (0.068 R)
• M17: 12,272,261 km (0.1 R)
• M18: 13,298,503 km (0.096 R)
• M19: 14,236,631 km (0.11 R)
• M20: 17,152,742 km (0.088 R)
• M21: 18,491,942 km (0.072 R)
• M22: 19,779,830 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 761

Radius: 13.7

Gravity: 4.05 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 3.02 AU - 4.82 AU

Year: 3388 Days

Day: 11.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 18,597,224 km

• M1: 170,542 km (0.092 R)
• M2: 730,786 km (0.107 R)
• M3: 1,895,106 km (0.037 R)
• M4: 2,532,842 km (0.105 R)
• M5: 3,348,300 km (0.106 R)
• M6: 4,537,303 km (0.04 R)
• M7: 5,216,777 km (0.083 R)
• M8: 5,743,062 km (0.116 R)
• M9: 6,189,313 km (0.081 R)
• M10: 10,196,591 km (0.096 R)
• M11: 12,574,898 km (0.06 R)
• M12: 13,283,094 km (0.087 R)
• M13: 14,017,769 km (0.059 R)
• M14: 14,934,954 km (0.083 R)
• M15: 17,461,063 km (0.081 R)
• M16: 19,627,540 km (0.085 R)
• M17: 20,775,554 km (0.098 R)
• M18: 22,306,987 km (0.107 R)
• M19: 22,856,909 km (0.092 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 316

Radius: 12.5

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 3.74 AU - 4.36 AU

Year: 3558 Days

Day: 7.5 Hours

Environment

Temp: -156 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 18,597,224 km

• M1: 155,432 km (0.112 R)
• M2: 624,122 km (0.108 R)
• M3: 1,097,151 km (0.102 R)
• M4: 1,601,296 km (0.09 R)
• M5: 2,474,498 km (0.071 R)
• M6: 3,885,505 km (0.115 R)
• M7: 5,928,564 km (0.082 R)
• M8: 6,868,188 km (0.098 R)
• M9: 7,689,331 km (0.089 R)
• M10: 8,123,763 km (0.067 R)
• M11: 9,992,539 km (0.096 R)
• M12: 11,763,180 km (0.119 R)
• M13: 12,299,488 km (0.114 R)
• M14: 12,723,000 km (0.104 R)
• M15: 14,703,975 km (0.112 R)
• M16: 15,521,826 km (0.115 R)
• M17: 16,934,778 km (0.079 R)
• M18: 18,541,908 km (0.047 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 396 - 15,813 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit