🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.51 AU - 0.53 AU

Year: 246 Days

Day: 18.7 Hours

Environment

Temp: -126 °C

Axial Tilt: 149.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.74 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 320

Radius: 13

Gravity: 1.89 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 2.69 AU - 3.21 AU

Year: 3324 Days

Day: 11.2 Hours

Environment

Temp: -212 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 39,478,175 km

• M1: 164,707 km (0.083 R)
• M2: 597,494 km (0.051 R)
• M3: 1,042,996 km (0.096 R)
• M4: 1,860,698 km (0.11 R)
• M5: 2,480,034 km (0.086 R)
• M6: 3,136,170 km (0.079 R)
• M7: 4,355,991 km (0.077 R)
• M8: 5,895,802 km (0.102 R)
• M9: 6,358,358 km (0.044 R)
• M10: 9,148,508 km (0.08 R)
• M11: 9,983,863 km (0.076 R)
• M12: 12,254,310 km (0.04 R)
• M13: 12,797,649 km (0.097 R)
• M14: 13,488,342 km (0.108 R)
• M15: 17,165,458 km (0.05 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 340.4

Radius: 9.6

Gravity: 3.69 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 2.51 AU - 3.83 AU

Year: 3703 Days

Day: 10.9 Hours

Environment

Temp: -214 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 39,478,175 km

• M1: 119,379 km (0.095 R)
• M2: 430,692 km (0.059 R)
• M3: 932,294 km (0.065 R)
• M4: 1,247,197 km (0.036 R)
• M5: 2,204,624 km (0.116 R)
• M6: 2,808,102 km (0.102 R)
• M7: 4,689,594 km (0.074 R)
• M8: 5,101,287 km (0.08 R)
• M9: 5,512,233 km (0.056 R)
• M10: 5,919,139 km (0.112 R)
• M11: 6,264,261 km (0.103 R)
• M12: 7,261,331 km (0.06 R)
• M13: 7,876,627 km (0.073 R)
• M14: 9,176,333 km (0.059 R)
• M15: 9,748,844 km (0.074 R)
• M16: 10,847,342 km (0.038 R)
• M17: 12,026,322 km (0.103 R)
• M18: 13,109,411 km (0.102 R)
• M19: 14,541,212 km (0.076 R)
• M20: 16,435,271 km (0.049 R)
• M21: 17,066,125 km (0.059 R)
• M22: 18,097,902 km (0.07 R)

Asteroid Belt

Center: 3.52 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 193.4

Radius: 13.6

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 3.67 AU - 4.05 AU

Year: 4975 Days

Day: 7.4 Hours

Environment

Temp: -211 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 39,478,175 km

• M1: 169,195 km (0.062 R)
• M2: 681,867 km (0.111 R)
• M3: 1,152,652 km (0.073 R)
• M4: 1,640,191 km (0.108 R)
• M5: 2,780,875 km (0.095 R)
• M6: 3,718,255 km (0.094 R)
• M7: 4,376,037 km (0.112 R)
• M8: 6,711,858 km (0.104 R)
• M9: 7,505,624 km (0.104 R)
• M10: 8,694,030 km (0.104 R)
• M11: 11,240,335 km (0.103 R)
• M12: 12,750,077 km (0.063 R)
• M13: 14,725,816 km (0.093 R)
• M14: 15,460,940 km (0.107 R)
• M15: 16,478,953 km (0.04 R)
• M16: 17,057,598 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 947.3

Radius: 10.4

Gravity: 8.76 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 3.65 AU - 4.97 AU

Year: 5870 Days

Day: 8.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 39,478,175 km

• M1: 129,701 km (0.059 R)
• M2: 755,320 km (0.094 R)
• M3: 1,198,279 km (0.114 R)
• M4: 1,784,403 km (0.082 R)
• M5: 2,517,134 km (0.107 R)
• M6: 2,993,453 km (0.052 R)
• M7: 3,551,902 km (0.052 R)
• M8: 4,545,681 km (0.058 R)
• M9: 7,038,729 km (0.081 R)
• M10: 7,484,381 km (0.118 R)
• M11: 8,188,090 km (0.074 R)
• M12: 8,514,662 km (0.078 R)
• M13: 14,762,767 km (0.112 R)
• M14: 15,432,367 km (0.08 R)
• M15: 16,378,124 km (0.102 R)
• M16: 18,246,153 km (0.052 R)
• M17: 18,594,118 km (0.048 R)
• M18: 19,160,046 km (0.117 R)
• M19: 20,326,311 km (0.081 R)
• M20: 23,203,827 km (0.114 R)
• M21: 24,109,193 km (0.032 R)
• M22: 26,608,674 km (0.112 R)
• M23: 31,714,749 km (0.057 R)
• M24: 34,603,184 km (0.118 R)
• M25: 35,675,951 km (0.051 R)
• M26: 36,439,947 km (0.106 R)
• M27: 37,326,464 km (0.027 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 671.5

Radius: 12.5

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 3.9 AU - 5.84 AU

Year: 7050 Days

Day: 5.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 39,478,175 km

• M1: 155,731 km (0.09 R)
• M2: 980,016 km (0.119 R)
• M3: 1,567,636 km (0.039 R)
• M4: 2,232,898 km (0.108 R)
• M5: 2,840,265 km (0.076 R)
• M6: 3,311,798 km (0.109 R)
• M7: 4,105,414 km (0.041 R)
• M8: 4,656,383 km (0.107 R)
• M9: 5,197,030 km (0.073 R)
• M10: 7,185,335 km (0.09 R)
• M11: 8,391,393 km (0.082 R)
• M12: 9,637,693 km (0.061 R)
• M13: 11,053,188 km (0.103 R)
• M14: 13,205,902 km (0.099 R)
• M15: 13,599,643 km (0.046 R)
• M16: 15,253,747 km (0.113 R)
• M17: 20,866,509 km (0.087 R)
• M18: 21,324,428 km (0.075 R)
• M19: 22,658,542 km (0.119 R)
• M20: 26,994,786 km (0.101 R)
• M21: 28,090,142 km (0.072 R)
• M22: 29,596,443 km (0.082 R)
• M23: 31,654,311 km (0.057 R)
• M24: 32,769,563 km (0.09 R)
• M25: 37,157,867 km (0.104 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 602.6

Radius: 4.7

Gravity: 27.28 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 6.67 AU - 10.71 AU

Year: 16805 Days

Day: 17.2 Hours

Environment

Temp: -237 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 39,478,175 km

• M1: 65,673 km (0.116 R)
• M2: 299,944 km (0.057 R)
• M3: 694,134 km (0.07 R)
• M4: 857,944 km (0.037 R)
• M5: 1,349,373 km (0.087 R)
• M6: 1,792,182 km (0.07 R)
• M7: 2,518,779 km (0.086 R)
• M8: 2,745,121 km (0.045 R)
• M9: 4,272,066 km (0.047 R)
• M10: 6,664,286 km (0.09 R)
• M11: 6,965,875 km (0.069 R)
• M12: 8,117,480 km (0.118 R)
• M13: 9,605,829 km (0.079 R)
• M14: 11,027,158 km (0.101 R)
• M15: 13,447,353 km (0.073 R)
• M16: 15,441,941 km (0.039 R)
• M17: 15,893,577 km (0.1 R)
• M18: 18,621,045 km (0.096 R)
• M19: 22,115,502 km (0.099 R)
• M20: 23,766,614 km (0.098 R)
• M21: 31,553,931 km (0.105 R)
• M22: 31,915,958 km (0.11 R)
• M23: 33,893,642 km (0.107 R)
• M24: 35,820,462 km (0.059 R)
• M25: 36,478,693 km (0.069 R)
• M26: 38,914,894 km (0.1 R)
• M27: 41,026,318 km (0.083 R)
• M28: 42,916,787 km (0.069 R)
• M29: 47,499,568 km (0.116 R)
• M30: 50,729,536 km (0.116 R)
• M31: 53,245,772 km (0.041 R)
• M32: 56,196,889 km (0.102 R)
• M33: 57,085,051 km (0.077 R)
• M34: 64,919,043 km (0.088 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 127

Radius: 5.8

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 8.81 AU - 8.95 AU

Year: 17359 Days

Day: 16.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 39,478,175 km

• M1: 74,201 km (0.094 R)
• M2: 396,883 km (0.073 R)
• M3: 590,164 km (0.108 R)
• M4: 882,777 km (0.116 R)
• M5: 1,865,037 km (0.118 R)
• M6: 2,788,056 km (0.042 R)
• M7: 3,205,134 km (0.032 R)
• M8: 4,623,621 km (0.116 R)
• M9: 4,822,736 km (0.081 R)
• M10: 7,446,982 km (0.09 R)
• M11: 10,943,982 km (0.099 R)
• M12: 12,517,452 km (0.075 R)
• M13: 14,780,419 km (0.104 R)
• M14: 15,276,037 km (0.055 R)
• M15: 16,235,408 km (0.119 R)
• M16: 17,098,737 km (0.025 R)
• M17: 19,207,170 km (0.111 R)
• M18: 23,932,368 km (0.106 R)
• M19: 25,399,774 km (0.116 R)
• M20: 36,259,831 km (0.026 R)
• M21: 38,773,075 km (0.107 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 434 - 18,162 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit