🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.5 AU - 0.52 AU

Year: 235 Days

Day: 42.9 Hours

Environment

Temp: -114 °C

Axial Tilt: 131.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.47 AU - 0.73 AU

Year: 300 Days

Day: 20.6 Hours

Environment

Temp: -126 °C

Axial Tilt: 13.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,799,358 km

• M1: 34,856 km (0.103 R)

Asteroid Belt

Center: 1.2 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 597

Radius: 14.7

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.44 AU - 2.14 AU

Year: 1546 Days

Day: 7.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 77,799,358 km

• M1: 183,856 km (0.06 R)
• M2: 676,182 km (0.104 R)
• M3: 1,731,895 km (0.089 R)
• M4: 2,219,733 km (0.079 R)
• M5: 2,720,736 km (0.061 R)
• M6: 3,179,104 km (0.093 R)
• M7: 3,640,913 km (0.101 R)
• M8: 4,587,269 km (0.039 R)
• M9: 5,390,011 km (0.08 R)
• M10: 6,284,607 km (0.05 R)
• M11: 6,768,107 km (0.093 R)
• M12: 8,748,334 km (0.059 R)
• M13: 11,125,145 km (0.101 R)
• M14: 11,871,788 km (0.069 R)
• M15: 13,112,553 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 533.2

Radius: 11.2

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.77 AU - 2.43 AU

Year: 1965 Days

Day: 14.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 77,799,358 km

• M1: 139,276 km (0.066 R)
• M2: 650,751 km (0.102 R)
• M3: 1,449,005 km (0.071 R)
• M4: 2,451,161 km (0.106 R)
• M5: 3,125,399 km (0.09 R)
• M6: 4,027,623 km (0.079 R)
• M7: 4,500,502 km (0.032 R)
• M8: 4,863,726 km (0.107 R)
• M9: 5,268,538 km (0.078 R)
• M10: 5,626,675 km (0.111 R)
• M11: 6,492,996 km (0.113 R)
• M12: 8,399,023 km (0.075 R)
• M13: 9,078,496 km (0.046 R)
• M14: 9,562,445 km (0.072 R)
• M15: 10,758,929 km (0.096 R)
• M16: 11,635,274 km (0.025 R)
• M17: 13,822,843 km (0.09 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 212.7

Radius: 10.9

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.86 AU - 2.86 AU

Year: 2341 Days

Day: 5.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 77,799,358 km

• M1: 135,685 km (0.099 R)
• M2: 542,591 km (0.052 R)
• M3: 994,527 km (0.109 R)
• M4: 1,458,878 km (0.083 R)
• M5: 2,013,139 km (0.044 R)
• M6: 3,437,909 km (0.095 R)
• M7: 4,743,748 km (0.108 R)
• M8: 5,116,696 km (0.051 R)
• M9: 5,509,241 km (0.051 R)
• M10: 8,220,253 km (0.07 R)
• M11: 9,599,247 km (0.078 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 232.4

Radius: 13.4

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 3.15 AU - 4.07 AU

Year: 4429 Days

Day: 11.9 Hours

Environment

Temp: -211 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 77,799,358 km

• M1: 183,108 km (0.116 R)
• M2: 651,050 km (0.083 R)
• M3: 1,408,314 km (0.109 R)
• M4: 1,875,060 km (0.06 R)
• M5: 2,323,105 km (0.048 R)
• M6: 3,584,814 km (0.108 R)
• M7: 4,284,782 km (0.066 R)
• M8: 5,074,061 km (0.07 R)
• M9: 5,804,248 km (0.096 R)
• M10: 6,771,847 km (0.028 R)
• M11: 7,627,247 km (0.078 R)
• M12: 8,454,224 km (0.101 R)
• M13: 8,992,478 km (0.104 R)
• M14: 9,661,180 km (0.095 R)
• M15: 10,514,786 km (0.117 R)
• M16: 12,118,624 km (0.109 R)
• M17: 13,469,643 km (0.096 R)
• M18: 15,907,340 km (0.119 R)
• M19: 16,417,918 km (0.111 R)
• M20: 17,204,054 km (0.095 R)
• M21: 17,633,550 km (0.082 R)
• M22: 19,136,260 km (0.071 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 998

Radius: 9.3

Gravity: 11.54 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 3.57 AU - 4.81 AU

Year: 5538 Days

Day: 9.4 Hours

Environment

Temp: -206 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 77,799,358 km

• M1: 115,789 km (0.05 R)
• M2: 407,953 km (0.104 R)
• M3: 892,052 km (0.109 R)
• M4: 2,939,598 km (0.107 R)
• M5: 5,740,669 km (0.117 R)
• M6: 7,617,823 km (0.086 R)
• M7: 8,085,017 km (0.075 R)
• M8: 11,754,054 km (0.118 R)
• M9: 12,969,836 km (0.057 R)
• M10: 13,300,447 km (0.06 R)
• M11: 16,533,557 km (0.087 R)
• M12: 17,853,459 km (0.079 R)
• M13: 18,818,215 km (0.118 R)
• M14: 19,242,176 km (0.086 R)
• M15: 20,926,797 km (0.116 R)
• M16: 21,766,191 km (0.109 R)
• M17: 22,312,074 km (0.115 R)
• M18: 23,027,151 km (0.033 R)
• M19: 23,512,297 km (0.086 R)
• M20: 26,391,458 km (0.112 R)
• M21: 30,942,375 km (0.071 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 567.7

Radius: 5.2

Gravity: 20.99 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 5.92 AU - 6.08 AU

Year: 9489 Days

Day: 24.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 77,799,358 km

• M1: 64,626 km (0.103 R)
• M2: 229,483 km (0.034 R)
• M3: 508,334 km (0.117 R)
• M4: 767,736 km (0.117 R)
• M5: 1,568,833 km (0.111 R)
• M6: 2,056,522 km (0.08 R)
• M7: 2,659,701 km (0.052 R)
• M8: 3,281,130 km (0.072 R)
• M9: 3,687,737 km (0.103 R)
• M10: 4,373,643 km (0.106 R)
• M11: 4,776,361 km (0.07 R)
• M12: 5,017,513 km (0.071 R)
• M13: 5,756,077 km (0.103 R)
• M14: 6,133,812 km (0.061 R)
• M15: 6,787,405 km (0.117 R)
• M16: 8,623,120 km (0.05 R)
• M17: 9,071,914 km (0.039 R)
• M18: 13,416,386 km (0.069 R)
• M19: 16,472,072 km (0.099 R)
• M20: 17,514,620 km (0.069 R)
• M21: 19,272,993 km (0.094 R)
• M22: 19,884,399 km (0.037 R)
• M23: 21,388,008 km (0.1 R)
• M24: 24,442,048 km (0.11 R)
• M25: 24,708,931 km (0.112 R)
• M26: 25,612,651 km (0.117 R)
• M27: 27,871,130 km (0.076 R)
• M28: 29,953,383 km (0.103 R)
• M29: 32,457,352 km (0.098 R)
• M30: 33,650,246 km (0.055 R)
• M31: 36,469,567 km (0.11 R)
• M32: 39,077,357 km (0.095 R)
• M33: 41,175,767 km (0.093 R)
• M34: 41,680,211 km (0.091 R)
• M35: 41,933,929 km (0.094 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 28

Radius: 6.6

Gravity: 0.64 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 5.8 AU - 7.5 AU

Year: 11073 Days

Day: 19.4 Hours

Environment

Temp: -232 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 77,799,358 km

• M1: 90,357 km (0.055 R)
• M2: 325,226 km (0.094 R)
• M3: 749,336 km (0.087 R)
• M4: 1,233,285 km (0.071 R)
• M5: 2,415,407 km (0.042 R)
• M6: 2,730,610 km (0.099 R)
• M7: 6,063,950 km (0.093 R)
• M8: 6,592,928 km (0.103 R)
• M9: 7,152,274 km (0.11 R)
• M10: 8,493,868 km (0.09 R)
• M11: 9,326,679 km (0.116 R)
• M12: 9,674,644 km (0.06 R)
• M13: 9,995,083 km (0.097 R)
• M14: 10,396,454 km (0.094 R)
• M15: 10,657,352 km (0.114 R)
• M16: 14,276,424 km (0.119 R)
• M17: 14,832,330 km (0.057 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 570.3

Radius: 7.7

Gravity: 9.62 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 10.13 AU - 11.31 AU

Year: 22662 Days

Day: 24.3 Hours

Environment

Temp: -222 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 77,799,358 km

• M1: 95,892 km (0.062 R)
• M2: 385,065 km (0.107 R)
• M3: 1,091,316 km (0.117 R)
• M4: 1,711,699 km (0.113 R)
• M5: 2,131,470 km (0.082 R)
• M6: 3,123,005 km (0.048 R)
• M7: 3,484,733 km (0.036 R)
• M8: 4,884,670 km (0.066 R)
• M9: 7,560,826 km (0.054 R)
• M10: 10,833,429 km (0.091 R)
• M11: 12,331,352 km (0.091 R)
• M12: 13,814,915 km (0.056 R)
• M13: 15,572,540 km (0.119 R)
• M14: 17,819,949 km (0.055 R)
• M15: 19,897,714 km (0.094 R)
• M16: 20,274,850 km (0.111 R)
• M17: 20,946,395 km (0.074 R)
• M18: 21,731,933 km (0.107 R)
• M19: 26,068,626 km (0.117 R)
• M20: 26,748,099 km (0.104 R)
• M21: 30,323,788 km (0.116 R)
• M22: 31,583,102 km (0.054 R)
• M23: 34,883,381 km (0.072 R)
• M24: 37,683,853 km (0.073 R)
• M25: 44,365,343 km (0.11 R)
• M26: 45,171,077 km (0.063 R)
• M27: 48,492,299 km (0.102 R)
• M28: 50,212,376 km (0.054 R)
• M29: 57,120,207 km (0.101 R)
• M30: 57,500,335 km (0.1 R)
• M31: 59,231,931 km (0.057 R)
• M32: 67,138,477 km (0.082 R)
• M33: 67,987,146 km (0.046 R)
• M34: 71,233,270 km (0.038 R)
• M35: 72,337,901 km (0.098 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: 197 - 10,879 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit