🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.39 AU - 0.61 AU

Year: 228 Days

Day: 29 Hours

Environment

Temp: -117 °C

Axial Tilt: 1.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 204.7

Radius: 10

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.08 AU - 1.5 AU

Year: 946 Days

Day: 9.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 77,750,589 km

• M1: 125,213 km (0.071 R)
• M2: 455,077 km (0.061 R)
• M3: 793,617 km (0.12 R)
• M4: 1,975,889 km (0.061 R)
• M5: 2,316,224 km (0.111 R)
• M6: 3,331,245 km (0.062 R)
• M7: 3,737,404 km (0.112 R)
• M8: 4,306,175 km (0.117 R)
• M9: 4,773,818 km (0.115 R)
• M10: 5,225,005 km (0.056 R)
• M11: 5,936,941 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 292.7

Radius: 14.9

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.07 AU - 1.57 AU

Year: 979 Days

Day: 10.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 77,750,589 km

• M1: 185,352 km (0.104 R)
• M2: 755,768 km (0.078 R)
• M3: 1,262,157 km (0.11 R)
• M4: 1,761,964 km (0.112 R)
• M5: 2,719,689 km (0.082 R)
• M6: 3,242,983 km (0.109 R)
• M7: 3,889,545 km (0.104 R)
• M8: 4,896,338 km (0.056 R)
• M9: 5,806,941 km (0.109 R)
• M10: 6,663,538 km (0.068 R)
• M11: 7,273,000 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 539.8

Radius: 12.2

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 3.03 AU - 3.75 AU

Year: 4030 Days

Day: 12.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 77,750,589 km

• M1: 151,991 km (0.087 R)
• M2: 743,202 km (0.026 R)
• M3: 1,189,752 km (0.052 R)
• M4: 2,007,454 km (0.084 R)
• M5: 2,565,155 km (0.106 R)
• M6: 3,952,525 km (0.103 R)
• M7: 5,031,724 km (0.118 R)
• M8: 5,493,683 km (0.03 R)
• M9: 6,297,921 km (0.109 R)
• M10: 7,274,795 km (0.075 R)
• M11: 7,833,393 km (0.114 R)
• M12: 9,451,444 km (0.115 R)
• M13: 12,720,457 km (0.111 R)
• M14: 13,146,212 km (0.114 R)
• M15: 13,876,998 km (0.072 R)
• M16: 14,480,924 km (0.067 R)
• M17: 16,232,715 km (0.093 R)
• M18: 18,480,124 km (0.083 R)
• M19: 19,835,780 km (0.119 R)
• M20: 20,797,395 km (0.085 R)
• M21: 23,372,423 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 189.5

Radius: 10.2

Gravity: 1.82 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 4.29 AU - 6.95 AU

Year: 8602 Days

Day: 7.7 Hours

Environment

Temp: -211 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 77,750,589 km

• M1: 174,282 km (0.085 R)
• M2: 510,727 km (0.07 R)
• M3: 871,108 km (0.113 R)
• M4: 1,203,216 km (0.069 R)
• M5: 2,093,622 km (0.069 R)
• M6: 2,775,938 km (0.09 R)
• M7: 3,537,840 km (0.099 R)
• M8: 3,901,512 km (0.099 R)
• M9: 4,457,568 km (0.102 R)
• M10: 4,986,845 km (0.11 R)
• M11: 11,202,637 km (0.105 R)
• M12: 11,662,201 km (0.08 R)
• M13: 11,991,317 km (0.086 R)
• M14: 19,554,536 km (0.109 R)
• M15: 20,972,275 km (0.112 R)
• M16: 27,913,915 km (0.035 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 520.2

Radius: 5.1

Gravity: 20 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 4.91 AU - 8.15 AU

Year: 10774 Days

Day: 19.4 Hours

Environment

Temp: -231 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 77,750,589 km

• M1: 66,421 km (0.106 R)
• M2: 254,915 km (0.077 R)
• M3: 414,386 km (0.032 R)
• M4: 651,499 km (0.056 R)
• M5: 833,410 km (0.104 R)
• M6: 1,081,742 km (0.094 R)
• M7: 1,430,754 km (0.054 R)
• M8: 1,835,715 km (0.104 R)
• M9: 2,258,778 km (0.114 R)
• M10: 2,913,568 km (0.098 R)
• M11: 3,226,676 km (0.077 R)
• M12: 4,162,710 km (0.06 R)
• M13: 4,501,849 km (0.109 R)
• M14: 5,869,622 km (0.104 R)
• M15: 6,080,405 km (0.096 R)
• M16: 7,575,187 km (0.098 R)
• M17: 7,783,128 km (0.075 R)
• M18: 9,111,408 km (0.099 R)
• M19: 9,829,178 km (0.089 R)
• M20: 12,265,081 km (0.117 R)
• M21: 12,961,010 km (0.095 R)
• M22: 13,439,424 km (0.086 R)
• M23: 16,559,886 km (0.041 R)
• M24: 18,889,125 km (0.099 R)
• M25: 21,593,555 km (0.087 R)
• M26: 22,520,912 km (0.116 R)
• M27: 24,364,706 km (0.109 R)
• M28: 25,741,605 km (0.081 R)
• M29: 26,117,395 km (0.095 R)
• M30: 28,051,396 km (0.099 R)
• M31: 28,249,912 km (0.116 R)
• M32: 30,390,957 km (0.081 R)
• M33: 32,857,527 km (0.081 R)
• M34: 34,083,032 km (0.112 R)
• M35: 40,797,135 km (0.08 R)
• M36: 44,327,794 km (0.057 R)
• M37: 45,003,228 km (0.094 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 769.6

Radius: 6.8

Gravity: 16.64 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 7.43 AU - 10.51 AU

Year: 17346 Days

Day: 20.4 Hours

Environment

Temp: -220 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 77,750,589 km

• M1: 84,672 km (0.096 R)
• M2: 336,894 km (0.03 R)
• M3: 993,479 km (0.099 R)
• M4: 1,376,899 km (0.074 R)
• M5: 1,678,937 km (0.066 R)
• M6: 4,089,856 km (0.107 R)
• M7: 5,257,468 km (0.058 R)
• M8: 5,718,079 km (0.108 R)
• M9: 6,987,717 km (0.109 R)
• M10: 9,120,234 km (0.112 R)
• M11: 9,560,052 km (0.12 R)
• M12: 10,246,257 km (0.058 R)
• M13: 12,302,031 km (0.117 R)
• M14: 14,692,306 km (0.105 R)
• M15: 15,220,237 km (0.118 R)
• M16: 16,635,882 km (0.108 R)
• M17: 21,215,372 km (0.119 R)
• M18: 23,484,472 km (0.119 R)
• M19: 25,585,125 km (0.086 R)
• M20: 26,239,018 km (0.101 R)
• M21: 26,792,231 km (0.08 R)
• M22: 28,731,917 km (0.113 R)
• M23: 30,035,662 km (0.1 R)
• M24: 30,641,085 km (0.102 R)
• M25: 31,751,400 km (0.087 R)
• M26: 32,379,711 km (0.065 R)
• M27: 33,531,465 km (0.108 R)
• M28: 35,916,504 km (0.106 R)
• M29: 40,873,429 km (0.099 R)
• M30: 41,318,333 km (0.084 R)
• M31: 42,520,652 km (0.106 R)
• M32: 57,880,763 km (0.063 R)
• M33: 62,275,798 km (0.074 R)
• M34: 67,920,126 km (0.039 R)
• M35: 69,593,229 km (0.086 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 807.8

Radius: 5.2

Gravity: 29.87 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 8.73 AU - 12.17 AU

Year: 21812 Days

Day: 19.3 Hours

Environment

Temp: -222 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 77,750,589 km

• M1: 64,626 km (0.117 R)
• M2: 230,830 km (0.081 R)
• M3: 419,772 km (0.091 R)
• M4: 639,232 km (0.119 R)
• M5: 864,227 km (0.057 R)
• M6: 1,526,197 km (0.081 R)
• M7: 2,034,830 km (0.051 R)
• M8: 2,432,162 km (0.102 R)
• M9: 3,559,532 km (0.118 R)
• M10: 3,745,033 km (0.045 R)
• M11: 4,101,974 km (0.07 R)
• M12: 4,445,899 km (0.117 R)
• M13: 6,060,060 km (0.032 R)
• M14: 6,325,148 km (0.074 R)
• M15: 6,878,660 km (0.097 R)
• M16: 7,413,771 km (0.069 R)
• M17: 8,081,427 km (0.03 R)
• M18: 10,387,179 km (0.05 R)
• M19: 11,420,750 km (0.085 R)
• M20: 13,917,688 km (0.074 R)
• M21: 16,244,384 km (0.093 R)
• M22: 17,812,020 km (0.108 R)
• M23: 18,264,703 km (0.029 R)
• M24: 20,250,166 km (0.117 R)
• M25: 21,244,394 km (0.1 R)
• M26: 29,256,556 km (0.087 R)
• M27: 41,391,786 km (0.07 R)
• M28: 53,259,086 km (0.072 R)
• M29: 54,197,813 km (0.113 R)
• M30: 59,860,840 km (0.11 R)
• M31: 72,115,898 km (0.112 R)
• M32: 72,573,817 km (0.091 R)
• M33: 73,727,216 km (0.055 R)
• M34: 79,922,214 km (0.044 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 614.5

Radius: 3.9

Gravity: 40.4 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 10.04 AU - 10.86 AU

Year: 21812 Days

Day: 17.2 Hours

Environment

Temp: -234 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 77,750,589 km

• M1: 48,619 km (0.103 R)
• M2: 266,284 km (0.052 R)
• M3: 403,914 km (0.085 R)
• M4: 708,196 km (0.12 R)
• M5: 1,205,310 km (0.119 R)
• M6: 1,462,020 km (0.114 R)
• M7: 2,104,842 km (0.088 R)
• M8: 3,323,167 km (0.116 R)
• M9: 3,795,896 km (0.106 R)
• M10: 4,910,401 km (0.071 R)
• M11: 6,356,563 km (0.114 R)
• M12: 7,081,963 km (0.063 R)
• M13: 9,023,145 km (0.052 R)
• M14: 9,703,067 km (0.113 R)
• M15: 13,403,969 km (0.118 R)
• M16: 14,743,469 km (0.059 R)
• M17: 17,255,217 km (0.102 R)
• M18: 19,477,643 km (0.062 R)
• M19: 21,883,625 km (0.036 R)
• M20: 25,908,706 km (0.032 R)
• M21: 26,586,234 km (0.088 R)
• M22: 28,569,902 km (0.055 R)
• M23: 30,650,061 km (0.057 R)
• M24: 33,755,563 km (0.105 R)
• M25: 34,292,619 km (0.104 R)
• M26: 34,699,226 km (0.114 R)
• M27: 39,386,127 km (0.119 R)
• M28: 40,281,171 km (0.061 R)
• M29: 42,267,083 km (0.092 R)
• M30: 45,123,056 km (0.112 R)
• M31: 45,285,370 km (0.104 R)
• M32: 45,611,194 km (0.043 R)
• M33: 46,598,091 km (0.104 R)
• M34: 47,935,945 km (0.088 R)
• M35: 53,180,996 km (0.082 R)
• M36: 66,878,925 km (0.095 R)
• M37: 69,440,788 km (0.113 R)
• M38: 75,214,518 km (0.068 R)
• M39: 75,671,390 km (0.091 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 426 - 10,787 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit