🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.45

Radius: 1.16

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.93 AU - 1.41 AU

Year: 534 Days

Day: 18 Hours

Environment

Temp: -72 °C

Axial Tilt: 38.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 561.9

Radius: 13.1

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 2.92 AU - 3.88 AU

Year: 2644 Days

Day: 14.8 Hours

Environment

Temp: -146 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 72,835,970 km

• M1: 162,912 km (0.08 R)
• M2: 730,187 km (0.044 R)
• M3: 1,292,077 km (0.083 R)
• M4: 1,755,830 km (0.119 R)
• M5: 2,425,729 km (0.08 R)
• M6: 3,128,839 km (0.077 R)
• M7: 3,573,893 km (0.034 R)
• M8: 4,080,880 km (0.075 R)
• M9: 5,148,112 km (0.07 R)
• M10: 6,026,101 km (0.106 R)
• M11: 7,467,477 km (0.091 R)
• M12: 8,924,560 km (0.052 R)
• M13: 9,543,596 km (0.082 R)
• M14: 10,301,908 km (0.102 R)
• M15: 11,494,352 km (0.105 R)
• M16: 16,372,739 km (0.05 R)
• M17: 16,884,513 km (0.096 R)
• M18: 17,994,230 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 47.9

Radius: 11.8

Gravity: 0.34 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 3.65 AU - 4.03 AU

Year: 3174 Days

Day: 5.9 Hours

Environment

Temp: -145 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 72,835,970 km

• M1: 146,756 km (0.085 R)
• M2: 683,064 km (0.081 R)
• M3: 1,283,699 km (0.106 R)
• M4: 1,901,688 km (0.094 R)
• M5: 2,687,376 km (0.08 R)
• M6: 3,451,522 km (0.068 R)
• M7: 4,290,467 km (0.064 R)
• M8: 4,951,690 km (0.077 R)
• M9: 5,372,658 km (0.05 R)
• M10: 6,937,452 km (0.112 R)
• M11: 7,800,931 km (0.12 R)
• M12: 8,708,541 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 635.2

Radius: 9.2

Gravity: 7.5 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 3.29 AU - 4.65 AU

Year: 3336 Days

Day: 6.2 Hours

Environment

Temp: -164 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 72,835,970 km

• M1: 114,592 km (0.081 R)
• M2: 416,032 km (0.093 R)
• M3: 1,073,514 km (0.047 R)
• M4: 1,893,011 km (0.12 R)
• M5: 2,407,329 km (0.113 R)
• M6: 3,081,716 km (0.084 R)
• M7: 3,520,636 km (0.119 R)
• M8: 3,836,138 km (0.049 R)
• M9: 6,574,826 km (0.047 R)
• M10: 7,148,085 km (0.094 R)
• M11: 8,428,942 km (0.03 R)
• M12: 9,215,827 km (0.113 R)
• M13: 10,894,016 km (0.091 R)
• M14: 11,653,674 km (0.047 R)
• M15: 11,958,405 km (0.058 R)
• M16: 13,755,225 km (0.116 R)
• M17: 15,567,304 km (0.086 R)
• M18: 16,421,657 km (0.055 R)
• M19: 18,575,717 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 588.5

Radius: 11.8

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 3.62 AU - 4.74 AU

Year: 3604 Days

Day: 9.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 72,835,970 km

• M1: 147,055 km (0.1 R)
• M2: 573,558 km (0.11 R)
• M3: 941,270 km (0.113 R)
• M4: 1,592,469 km (0.07 R)
• M5: 2,047,396 km (0.042 R)
• M6: 2,928,079 km (0.074 R)
• M7: 3,352,488 km (0.081 R)
• M8: 4,282,688 km (0.089 R)
• M9: 4,761,251 km (0.105 R)
• M10: 5,149,608 km (0.099 R)
• M11: 6,860,110 km (0.095 R)
• M12: 7,778,640 km (0.111 R)
• M13: 8,250,622 km (0.092 R)
• M14: 8,741,602 km (0.041 R)
• M15: 9,976,532 km (0.083 R)
• M16: 11,070,841 km (0.076 R)
• M17: 11,538,933 km (0.092 R)
• M18: 12,020,189 km (0.096 R)
• M19: 14,379,198 km (0.057 R)
• M20: 14,834,424 km (0.03 R)
• M21: 17,370,258 km (0.086 R)
• M22: 19,683,639 km (0.078 R)
• M23: 20,625,806 km (0.088 R)
• M24: 21,532,070 km (0.094 R)
• M25: 22,061,647 km (0.062 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 928.5

Radius: 10.6

Gravity: 8.26 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 4.18 AU - 5.58 AU

Year: 4547 Days

Day: 14.4 Hours

Environment

Temp: -172 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 72,835,970 km

• M1: 131,945 km (0.093 R)
• M2: 521,797 km (0.062 R)
• M3: 862,432 km (0.082 R)
• M4: 1,613,563 km (0.104 R)
• M5: 2,396,707 km (0.074 R)
• M6: 3,333,340 km (0.099 R)
• M7: 3,673,077 km (0.082 R)
• M8: 4,012,664 km (0.077 R)
• M9: 5,243,854 km (0.063 R)
• M10: 5,855,410 km (0.075 R)
• M11: 7,468,225 km (0.1 R)
• M12: 8,989,635 km (0.08 R)
• M13: 10,127,177 km (0.11 R)
• M14: 11,838,427 km (0.12 R)
• M15: 12,432,780 km (0.056 R)
• M16: 13,414,441 km (0.108 R)
• M17: 14,005,801 km (0.051 R)
• M18: 14,727,162 km (0.112 R)
• M19: 15,766,568 km (0.111 R)
• M20: 21,128,006 km (0.074 R)
• M21: 22,674,549 km (0.075 R)
• M22: 23,902,449 km (0.085 R)
• M23: 24,453,418 km (0.09 R)
• M24: 31,272,238 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 886.1

Radius: 5

Gravity: 35.44 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 10.08 AU - 12.94 AU

Year: 16469 Days

Day: 20.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 72,835,970 km

• M1: 62,233 km (0.113 R)
• M2: 270,623 km (0.118 R)
• M3: 493,673 km (0.118 R)
• M4: 994,676 km (0.11 R)
• M5: 1,326,484 km (0.118 R)
• M6: 1,608,925 km (0.091 R)
• M7: 3,345,607 km (0.103 R)
• M8: 3,543,076 km (0.12 R)
• M9: 4,087,014 km (0.112 R)
• M10: 4,379,029 km (0.096 R)
• M11: 7,053,689 km (0.097 R)
• M12: 7,861,518 km (0.052 R)
• M13: 13,681,772 km (0.116 R)
• M14: 18,000,364 km (0.053 R)
• M15: 20,700,306 km (0.04 R)
• M16: 21,079,537 km (0.082 R)
• M17: 24,073,140 km (0.051 R)
• M18: 24,492,463 km (0.041 R)
• M19: 32,260,930 km (0.063 R)
• M20: 39,457,785 km (0.067 R)
• M21: 40,040,768 km (0.102 R)
• M22: 42,429,846 km (0.103 R)
• M23: 43,814,673 km (0.11 R)
• M24: 45,547,764 km (0.086 R)
• M25: 54,902,419 km (0.065 R)
• M26: 58,033,652 km (0.102 R)
• M27: 58,787,326 km (0.084 R)
• M28: 62,851,451 km (0.082 R)
• M29: 66,892,538 km (0.12 R)
• M30: 71,318,391 km (0.082 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: 178 - 14,910 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit