🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.81 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.35 AU - 1.87 AU

Year: 778 Days

Day: 19.4 Hours

Environment

Temp: -62 °C

Axial Tilt: 5.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 93,349,378 km

• M1: 603,029 km (0.064 R)

Asteroid Belt

Center: 3.54 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 5.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 769.1

Radius: 8.2

Gravity: 11.44 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 4.92 AU - 6.02 AU

Year: 4872 Days

Day: 7.9 Hours

Environment

Temp: -159 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 93,349,378 km

• M1: 102,026 km (0.082 R)
• M2: 416,181 km (0.065 R)
• M3: 674,088 km (0.077 R)
• M4: 1,206,806 km (0.061 R)
• M5: 1,477,429 km (0.065 R)
• M6: 1,939,686 km (0.107 R)
• M7: 2,667,629 km (0.097 R)
• M8: 2,978,793 km (0.092 R)
• M9: 4,014,459 km (0.08 R)
• M10: 5,078,549 km (0.093 R)
• M11: 6,351,926 km (0.058 R)
• M12: 7,899,516 km (0.089 R)
• M13: 9,061,442 km (0.097 R)
• M14: 10,467,064 km (0.064 R)
• M15: 10,920,196 km (0.074 R)
• M16: 12,110,696 km (0.103 R)
• M17: 12,610,353 km (0.072 R)
• M18: 14,916,703 km (0.077 R)
• M19: 18,193,495 km (0.081 R)
• M20: 18,519,319 km (0.101 R)
• M21: 19,861,511 km (0.084 R)
• M22: 21,267,432 km (0.113 R)
• M23: 22,142,130 km (0.092 R)
• M24: 23,040,466 km (0.119 R)
• M25: 23,345,346 km (0.071 R)
• M26: 24,197,605 km (0.051 R)

Planet 3 - Gas Giant

Semi-Major Axis: 7.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 446.7

Radius: 9.5

Gravity: 4.95 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 7.77 AU - 7.89 AU

Year: 8343 Days

Day: 11.7 Hours

Environment

Temp: -166 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 93,349,378 km

• M1: 118,182 km (0.071 R)
• M2: 541,993 km (0.102 R)
• M3: 1,080,097 km (0.117 R)
• M4: 1,378,694 km (0.085 R)
• M5: 1,747,154 km (0.108 R)
• M6: 2,313,082 km (0.114 R)
• M7: 2,648,929 km (0.04 R)
• M8: 3,622,812 km (0.083 R)
• M9: 3,930,534 km (0.086 R)
• M10: 5,281,254 km (0.079 R)
• M11: 6,227,460 km (0.102 R)
• M12: 6,601,455 km (0.049 R)
• M13: 7,970,724 km (0.086 R)
• M14: 8,371,198 km (0.112 R)
• M15: 8,701,360 km (0.093 R)
• M16: 9,925,819 km (0.086 R)
• M17: 12,076,438 km (0.057 R)
• M18: 12,659,271 km (0.11 R)
• M19: 13,653,349 km (0.097 R)
• M20: 19,705,181 km (0.107 R)
• M21: 20,216,806 km (0.087 R)
• M22: 22,194,789 km (0.058 R)
• M23: 31,501,871 km (0.059 R)
• M24: 33,116,181 km (0.05 R)
• M25: 36,508,912 km (0.071 R)

Planet 4 - Ice Giant

Semi-Major Axis: 13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 633.4

Radius: 4.2

Gravity: 35.91 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 12.44 AU - 13.56 AU

Year: 17849 Days

Day: 20.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 93,349,378 km

• M1: 59,839 km (0.113 R)
• M2: 307,872 km (0.065 R)
• M3: 803,490 km (0.057 R)
• M4: 2,475,097 km (0.09 R)
• M5: 3,644,055 km (0.047 R)
• M6: 4,000,995 km (0.079 R)
• M7: 5,861,245 km (0.108 R)
• M8: 6,911,272 km (0.041 R)
• M9: 8,379,874 km (0.083 R)
• M10: 10,101,596 km (0.098 R)
• M11: 10,448,813 km (0.066 R)
• M12: 12,045,621 km (0.087 R)
• M13: 15,031,744 km (0.119 R)
• M14: 18,390,814 km (0.067 R)
• M15: 19,082,704 km (0.087 R)
• M16: 20,610,398 km (0.085 R)
• M17: 23,101,651 km (0.114 R)
• M18: 24,939,311 km (0.034 R)
• M19: 25,360,579 km (0.108 R)
• M20: 26,109,167 km (0.112 R)
• M21: 29,955,178 km (0.066 R)
• M22: 33,265,779 km (0.049 R)
• M23: 34,033,216 km (0.113 R)
• M24: 34,551,423 km (0.117 R)
• M25: 43,117,547 km (0.05 R)
• M26: 44,644,642 km (0.082 R)
• M27: 50,272,664 km (0.098 R)
• M28: 51,282,748 km (0.054 R)
• M29: 64,083,240 km (0.09 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 781

Radius: 5.8

Gravity: 23.22 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 14.07 AU - 18.87 AU

Year: 25453 Days

Day: 22.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 93,349,378 km

• M1: 82,428 km (0.118 R)
• M2: 344,823 km (0.074 R)
• M3: 530,474 km (0.082 R)
• M4: 1,134,550 km (0.074 R)
• M5: 1,749,697 km (0.102 R)
• M6: 4,991,034 km (0.077 R)
• M7: 5,733,937 km (0.066 R)
• M8: 6,360,752 km (0.073 R)
• M9: 7,909,987 km (0.119 R)
• M10: 9,390,258 km (0.074 R)
• M11: 11,317,079 km (0.092 R)
• M12: 14,759,924 km (0.088 R)
• M13: 15,338,569 km (0.119 R)
• M14: 16,806,573 km (0.1 R)
• M15: 17,897,740 km (0.066 R)
• M16: 18,555,521 km (0.087 R)
• M17: 26,284,047 km (0.044 R)
• M18: 29,922,117 km (0.105 R)
• M19: 38,023,740 km (0.081 R)
• M20: 55,357,944 km (0.102 R)
• M21: 85,731,398 km (0.109 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 367 - 14,457 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit