🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.5 AU - 0.64 AU

Year: 282 Days

Day: 23.9 Hours

Environment

Temp: -128 °C

Axial Tilt: 14.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 59,954,852 km

• M1: 41,139 km (0.117 R)
• M2: 639,680 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 310.1

Radius: 14

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.67 AU - 0.75 AU

Year: 392 Days

Day: 14 Hours

Environment

Temp: -133 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 59,954,852 km

• M1: 174,132 km (0.097 R)
• M2: 630,555 km (0.094 R)
• M3: 1,113,008 km (0.104 R)
• M4: 1,999,076 km (0.059 R)
• M5: 2,775,938 km (0.077 R)
• M6: 3,647,046 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 457.5

Radius: 11.9

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.77 AU - 0.77 AU

Year: 443 Days

Day: 6.6 Hours

Environment

Temp: -149 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 59,954,852 km

• M1: 147,952 km (0.092 R)
• M2: 978,071 km (0.068 R)
• M3: 1,594,265 km (0.063 R)
• M4: 1,973,196 km (0.068 R)
• M5: 2,467,018 km (0.081 R)
• M6: 3,414,272 km (0.116 R)
• M7: 4,918,479 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 897

Radius: 12.2

Gravity: 6.03 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.74 AU - 2.7 AU

Year: 2170 Days

Day: 7.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 59,954,852 km

• M1: 156,180 km (0.091 R)
• M2: 733,329 km (0.1 R)
• M3: 1,142,329 km (0.103 R)
• M4: 1,751,791 km (0.081 R)
• M5: 2,599,861 km (0.074 R)
• M6: 4,332,055 km (0.077 R)
• M7: 4,759,755 km (0.08 R)
• M8: 5,626,226 km (0.085 R)
• M9: 6,058,115 km (0.041 R)
• M10: 8,108,205 km (0.078 R)
• M11: 9,134,745 km (0.089 R)
• M12: 11,048,551 km (0.096 R)
• M13: 11,769,313 km (0.12 R)
• M14: 14,400,740 km (0.106 R)
• M15: 18,711,702 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 161.9

Radius: 10.4

Gravity: 1.5 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 4.84 AU - 5.42 AU

Year: 7622 Days

Day: 12.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 59,954,852 km

• M1: 129,402 km (0.099 R)
• M2: 556,803 km (0.05 R)
• M3: 905,516 km (0.101 R)
• M4: 1,355,357 km (0.059 R)
• M5: 1,874,910 km (0.117 R)
• M6: 2,446,524 km (0.091 R)
• M7: 4,495,865 km (0.111 R)
• M8: 5,496,226 km (0.096 R)
• M9: 6,822,860 km (0.103 R)
• M10: 7,495,003 km (0.1 R)
• M11: 8,175,524 km (0.101 R)
• M12: 9,083,583 km (0.089 R)
• M13: 11,056,479 km (0.066 R)
• M14: 11,713,663 km (0.083 R)
• M15: 13,692,843 km (0.092 R)
• M16: 15,721,689 km (0.111 R)
• M17: 17,123,122 km (0.091 R)
• M18: 18,363,139 km (0.099 R)
• M19: 20,366,553 km (0.107 R)
• M20: 21,961,715 km (0.07 R)
• M21: 23,495,692 km (0.091 R)
• M22: 23,854,128 km (0.102 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 584

Radius: 3.5

Gravity: 47.67 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 6.43 AU - 9.11 AU

Year: 14208 Days

Day: 21 Hours

Environment

Temp: -219 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 59,954,852 km

• M1: 43,982 km (0.12 R)
• M2: 172,636 km (0.098 R)
• M3: 797,955 km (0.048 R)
• M4: 1,290,132 km (0.098 R)
• M5: 1,608,925 km (0.051 R)
• M6: 2,182,184 km (0.119 R)
• M7: 3,143,650 km (0.069 R)
• M8: 3,448,381 km (0.085 R)
• M9: 3,970,627 km (0.092 R)
• M10: 4,966,500 km (0.12 R)
• M11: 5,344,085 km (0.044 R)
• M12: 6,755,241 km (0.052 R)
• M13: 7,261,630 km (0.091 R)
• M14: 7,524,025 km (0.055 R)
• M15: 7,883,658 km (0.077 R)
• M16: 8,734,870 km (0.094 R)
• M17: 9,750,490 km (0.05 R)
• M18: 10,785,707 km (0.107 R)
• M19: 13,136,189 km (0.066 R)
• M20: 13,723,361 km (0.117 R)
• M21: 13,856,204 km (0.094 R)
• M22: 14,259,819 km (0.079 R)
• M23: 14,395,953 km (0.034 R)
• M24: 16,923,409 km (0.066 R)
• M25: 18,573,623 km (0.075 R)
• M26: 19,312,636 km (0.09 R)
• M27: 19,479,438 km (0.088 R)
• M28: 21,201,010 km (0.086 R)
• M29: 22,281,107 km (0.111 R)
• M30: 22,741,868 km (0.105 R)
• M31: 27,809,646 km (0.096 R)
• M32: 29,321,781 km (0.112 R)
• M33: 36,298,427 km (0.062 R)
• M34: 44,593,928 km (0.102 R)
• M35: 48,791,346 km (0.084 R)
• M36: 50,037,346 km (0.062 R)
• M37: 52,106,883 km (0.07 R)
• M38: 54,398,573 km (0.111 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 588.3

Radius: 4.8

Gravity: 25.53 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 6.82 AU - 9.36 AU

Year: 15095 Days

Day: 22.8 Hours

Environment

Temp: -233 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 59,954,852 km

• M1: 61,784 km (0.074 R)
• M2: 688,749 km (0.116 R)
• M3: 1,931,757 km (0.114 R)
• M4: 2,830,990 km (0.082 R)
• M5: 2,996,296 km (0.096 R)
• M6: 3,269,013 km (0.046 R)
• M7: 4,402,815 km (0.113 R)
• M8: 5,481,266 km (0.112 R)
• M9: 6,120,797 km (0.097 R)
• M10: 7,106,348 km (0.101 R)
• M11: 8,432,982 km (0.087 R)
• M12: 12,298,441 km (0.11 R)
• M13: 12,612,746 km (0.107 R)
• M14: 13,923,971 km (0.113 R)
• M15: 18,562,253 km (0.106 R)
• M16: 22,137,194 km (0.09 R)
• M17: 26,979,826 km (0.112 R)
• M18: 34,804,543 km (0.099 R)
• M19: 44,455,102 km (0.083 R)
• M20: 49,490,716 km (0.089 R)
• M21: 50,125,908 km (0.117 R)
• M22: 55,916,393 km (0.064 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 492 - 15,476 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit