🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.41 AU - 0.63 AU

Year: 242 Days

Day: 15.5 Hours

Environment

Temp: -123 °C

Axial Tilt: 21.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 84,933,650 km

• M1: 47,722 km (0.049 R)
• M2: 121,922 km (0.073 R)

Asteroid Belt

Center: 1.17 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 820

Radius: 8.6

Gravity: 11.09 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.77 AU - 1.85 AU

Year: 1572 Days

Day: 8.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 48.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 84,933,650 km

• M1: 106,962 km (0.115 R)
• M2: 406,457 km (0.11 R)
• M3: 695,780 km (0.09 R)
• M4: 1,084,734 km (0.099 R)
• M5: 1,386,623 km (0.058 R)
• M6: 1,870,721 km (0.045 R)
• M7: 2,298,272 km (0.113 R)
• M8: 2,847,296 km (0.075 R)
• M9: 3,254,651 km (0.097 R)
• M10: 3,615,033 km (0.097 R)
• M11: 4,111,997 km (0.101 R)
• M12: 4,553,759 km (0.103 R)
• M13: 4,942,414 km (0.074 R)
• M14: 5,646,721 km (0.042 R)
• M15: 6,542,812 km (0.096 R)
• M16: 7,091,986 km (0.105 R)
• M17: 7,447,132 km (0.099 R)
• M18: 8,045,822 km (0.113 R)
• M19: 12,607,660 km (0.097 R)
• M20: 13,293,117 km (0.076 R)
• M21: 13,707,653 km (0.075 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 164.3

Radius: 14.8

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.47 AU - 2.19 AU

Year: 1598 Days

Day: 5.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 84,933,650 km

• M1: 184,005 km (0.086 R)
• M2: 681,867 km (0.116 R)
• M3: 1,558,959 km (0.049 R)
• M4: 2,095,118 km (0.109 R)
• M5: 2,586,248 km (0.068 R)
• M6: 5,165,614 km (0.117 R)
• M7: 5,646,123 km (0.063 R)
• M8: 6,156,700 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 454.1

Radius: 13.2

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 2.75 AU - 3.31 AU

Year: 3405 Days

Day: 8.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 84,933,650 km

• M1: 164,258 km (0.101 R)
• M2: 1,651,411 km (0.068 R)
• M3: 2,528,204 km (0.08 R)
• M4: 3,242,683 km (0.069 R)
• M5: 4,531,170 km (0.092 R)
• M6: 5,365,328 km (0.049 R)
• M7: 6,690,914 km (0.102 R)
• M8: 8,257,503 km (0.112 R)
• M9: 10,399,446 km (0.083 R)
• M10: 14,321,004 km (0.081 R)
• M11: 14,755,885 km (0.114 R)
• M12: 19,485,422 km (0.12 R)
• M13: 19,900,257 km (0.05 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 432.8

Radius: 13.6

Gravity: 2.34 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 4.03 AU - 4.35 AU

Year: 5538 Days

Day: 13.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 84,933,650 km

• M1: 169,195 km (0.085 R)
• M2: 730,038 km (0.098 R)
• M3: 2,614,821 km (0.1 R)
• M4: 3,492,512 km (0.099 R)
• M5: 4,135,484 km (0.106 R)
• M6: 7,497,995 km (0.106 R)
• M7: 8,837,345 km (0.117 R)
• M8: 11,799,233 km (0.106 R)
• M9: 13,150,999 km (0.05 R)
• M10: 14,178,138 km (0.056 R)
• M11: 15,480,537 km (0.089 R)
• M12: 23,066,346 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 290.2

Radius: 11.2

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 3.96 AU - 4.9 AU

Year: 6020 Days

Day: 5.5 Hours

Environment

Temp: -218 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 84,933,650 km

• M1: 163,361 km (0.077 R)
• M2: 991,535 km (0.112 R)
• M3: 1,810,134 km (0.082 R)
• M4: 2,269,699 km (0.117 R)
• M5: 3,216,803 km (0.119 R)
• M6: 4,503,494 km (0.034 R)
• M7: 6,492,248 km (0.064 R)
• M8: 7,478,547 km (0.111 R)
• M9: 8,380,473 km (0.095 R)
• M10: 9,160,775 km (0.104 R)
• M11: 10,442,081 km (0.049 R)
• M12: 13,357,295 km (0.101 R)
• M13: 18,563,899 km (0.036 R)
• M14: 20,082,617 km (0.039 R)
• M15: 20,540,835 km (0.086 R)
• M16: 24,909,242 km (0.101 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 470

Radius: 5.2

Gravity: 17.38 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 7.58 AU - 8.56 AU

Year: 14802 Days

Day: 18.7 Hours

Environment

Temp: -230 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 84,933,650 km

• M1: 65,225 km (0.085 R)
• M2: 1,156,242 km (0.116 R)
• M3: 1,605,484 km (0.102 R)
• M4: 4,041,536 km (0.084 R)
• M5: 6,092,373 km (0.104 R)
• M6: 8,369,402 km (0.078 R)
• M7: 8,942,961 km (0.107 R)
• M8: 15,336,175 km (0.082 R)
• M9: 16,048,560 km (0.073 R)
• M10: 19,201,036 km (0.045 R)
• M11: 21,488,238 km (0.103 R)
• M12: 26,393,253 km (0.075 R)
• M13: 28,145,643 km (0.108 R)
• M14: 30,861,293 km (0.102 R)
• M15: 40,717,100 km (0.111 R)
• M16: 42,079,637 km (0.104 R)
• M17: 50,430,938 km (0.073 R)
• M18: 51,842,992 km (0.072 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 433.3

Radius: 6.6

Gravity: 9.95 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 9.32 AU - 10.26 AU

Year: 19778 Days

Day: 15.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 84,933,650 km

• M1: 82,129 km (0.09 R)
• M2: 314,006 km (0.114 R)
• M3: 1,081,742 km (0.094 R)
• M4: 1,795,623 km (0.069 R)
• M5: 2,223,772 km (0.085 R)
• M6: 2,649,528 km (0.111 R)
• M7: 3,077,976 km (0.067 R)
• M8: 3,388,541 km (0.09 R)
• M9: 4,320,087 km (0.118 R)
• M10: 4,610,307 km (0.109 R)
• M11: 6,302,708 km (0.115 R)
• M12: 7,935,419 km (0.115 R)
• M13: 9,505,299 km (0.053 R)
• M14: 11,760,637 km (0.115 R)
• M15: 13,312,864 km (0.068 R)
• M16: 13,859,345 km (0.05 R)
• M17: 14,208,507 km (0.109 R)
• M18: 16,195,765 km (0.103 R)
• M19: 17,619,039 km (0.094 R)
• M20: 21,168,697 km (0.034 R)
• M21: 37,778,698 km (0.098 R)
• M22: 39,010,786 km (0.101 R)
• M23: 43,015,073 km (0.094 R)
• M24: 51,829,229 km (0.053 R)
• M25: 55,597,450 km (0.103 R)
• M26: 60,466,562 km (0.059 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 994.6

Radius: 4.5

Gravity: 49.12 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 9.8 AU - 11.18 AU

Year: 21937 Days

Day: 19.9 Hours

Environment

Temp: -241 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 84,933,650 km

• M1: 55,950 km (0.116 R)
• M2: 248,033 km (0.107 R)
• M3: 490,232 km (0.032 R)
• M4: 745,596 km (0.048 R)
• M5: 940,971 km (0.105 R)
• M6: 1,085,333 km (0.107 R)
• M7: 1,370,017 km (0.076 R)
• M8: 2,810,794 km (0.039 R)
• M9: 3,170,876 km (0.106 R)
• M10: 3,623,859 km (0.075 R)
• M11: 4,509,329 km (0.074 R)
• M12: 4,657,281 km (0.099 R)
• M13: 8,017,847 km (0.082 R)
• M14: 9,932,999 km (0.086 R)
• M15: 10,698,941 km (0.119 R)
• M16: 12,347,808 km (0.096 R)
• M17: 13,007,385 km (0.109 R)
• M18: 14,237,678 km (0.094 R)
• M19: 16,053,048 km (0.076 R)
• M20: 16,312,002 km (0.1 R)
• M21: 17,375,793 km (0.055 R)
• M22: 29,880,379 km (0.118 R)
• M23: 30,141,278 km (0.092 R)
• M24: 30,932,950 km (0.116 R)
• M25: 37,317,488 km (0.046 R)
• M26: 37,620,125 km (0.088 R)
• M27: 38,537,459 km (0.099 R)
• M28: 41,379,070 km (0.044 R)
• M29: 48,366,338 km (0.097 R)
• M30: 52,610,430 km (0.08 R)
• M31: 54,920,221 km (0.098 R)
• M32: 78,327,650 km (0.1 R)
• M33: 86,251,550 km (0.111 R)
• M34: 87,577,585 km (0.118 R)

Planet 10 - Ice Giant

Semi-Major Axis: 11.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 670.2

Radius: 5.2

Gravity: 24.79 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 10.67 AU - 11.51 AU

Year: 23846 Days

Day: 17.9 Hours

Environment

Temp: -238 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 84,933,650 km

• M1: 64,626 km (0.086 R)
• M2: 489,035 km (0.114 R)
• M3: 684,261 km (0.111 R)
• M4: 1,988,305 km (0.081 R)
• M5: 2,951,267 km (0.051 R)
• M6: 4,945,706 km (0.071 R)
• M7: 5,537,066 km (0.069 R)
• M8: 5,786,446 km (0.071 R)
• M9: 6,906,934 km (0.057 R)
• M10: 7,098,718 km (0.079 R)
• M11: 7,343,610 km (0.11 R)
• M12: 7,901,909 km (0.102 R)
• M13: 8,379,426 km (0.12 R)
• M14: 9,217,772 km (0.098 R)
• M15: 10,172,206 km (0.052 R)
• M16: 13,133,646 km (0.063 R)
• M17: 13,354,303 km (0.076 R)
• M18: 14,261,913 km (0.106 R)
• M19: 14,809,890 km (0.046 R)
• M20: 16,283,429 km (0.11 R)
• M21: 16,881,970 km (0.116 R)
• M22: 18,858,457 km (0.115 R)
• M23: 20,096,230 km (0.091 R)
• M24: 23,264,414 km (0.104 R)
• M25: 25,362,225 km (0.089 R)
• M26: 28,310,200 km (0.074 R)
• M27: 37,615,038 km (0.052 R)
• M28: 38,659,381 km (0.037 R)
• M29: 41,118,920 km (0.046 R)
• M30: 41,749,624 km (0.044 R)
• M31: 44,834,183 km (0.039 R)
• M32: 56,725,568 km (0.075 R)
• M33: 59,693,290 km (0.11 R)
• M34: 62,347,605 km (0.072 R)
• M35: 64,230,594 km (0.097 R)
• M36: 67,234,519 km (0.075 R)
• M37: 67,452,633 km (0.032 R)
• M38: 76,567,930 km (0.075 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: 198 - 19,085 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit