🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.49 AU - 0.73 AU

Year: 303 Days

Day: 35.5 Hours

Environment

Temp: -130 °C

Axial Tilt: 37.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 323.1

Radius: 10.3

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.68 AU - 0.94 AU

Year: 464 Days

Day: 7.9 Hours

Environment

Temp: -151 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 81,869,144 km

• M1: 128,355 km (0.077 R)
• M2: 602,281 km (0.108 R)
• M3: 1,042,548 km (0.094 R)
• M4: 1,427,014 km (0.085 R)
• M5: 1,826,740 km (0.081 R)
• M6: 2,395,062 km (0.117 R)
• M7: 3,442,995 km (0.077 R)
• M8: 4,197,118 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 552.9

Radius: 9.2

Gravity: 6.53 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.79 AU - 1.01 AU

Year: 543 Days

Day: 10.8 Hours

Environment

Temp: -161 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 81,869,144 km

• M1: 114,442 km (0.113 R)
• M2: 487,240 km (0.115 R)
• M3: 928,554 km (0.102 R)
• M4: 1,224,010 km (0.118 R)
• M5: 1,769,444 km (0.112 R)
• M6: 2,107,834 km (0.102 R)
• M7: 2,459,987 km (0.064 R)
• M8: 3,429,382 km (0.09 R)
• M9: 3,812,502 km (0.106 R)
• M10: 4,485,094 km (0.063 R)
• M11: 4,834,405 km (0.097 R)
• M12: 5,300,701 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 140.6

Radius: 8.7

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.13 AU - 1.29 AU

Year: 846 Days

Day: 8.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 81,869,144 km

• M1: 108,309 km (0.105 R)
• M2: 503,995 km (0.116 R)
• M3: 963,410 km (0.092 R)
• M4: 1,381,387 km (0.091 R)
• M5: 1,714,840 km (0.115 R)
• M6: 2,194,900 km (0.101 R)
• M7: 2,853,579 km (0.071 R)
• M8: 3,184,789 km (0.119 R)
• M9: 3,761,040 km (0.078 R)
• M10: 4,446,797 km (0.088 R)
• M11: 4,983,554 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 415.1

Radius: 8.8

Gravity: 5.36 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.45 AU - 1.65 AU

Year: 1227 Days

Day: 14.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 81,869,144 km

• M1: 114,442 km (0.109 R)
• M2: 404,513 km (0.107 R)
• M3: 1,232,537 km (0.102 R)
• M4: 1,678,039 km (0.115 R)
• M5: 2,113,070 km (0.119 R)
• M6: 2,767,561 km (0.092 R)
• M7: 3,307,459 km (0.077 R)
• M8: 4,372,746 km (0.106 R)
• M9: 7,116,520 km (0.12 R)
• M10: 8,232,670 km (0.088 R)
• M11: 9,404,470 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 818.2

Radius: 12.8

Gravity: 4.99 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.69 AU - 1.93 AU

Year: 1548 Days

Day: 5 Hours

Environment

Temp: -177 °C

Axial Tilt: 124.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 81,869,144 km

• M1: 161,267 km (0.106 R)
• M2: 562,638 km (0.118 R)
• M3: 1,026,241 km (0.049 R)
• M4: 1,463,366 km (0.045 R)
• M5: 1,876,107 km (0.111 R)
• M6: 2,430,517 km (0.077 R)
• M7: 2,902,348 km (0.082 R)
• M8: 3,683,399 km (0.094 R)
• M9: 4,291,514 km (0.06 R)
• M10: 4,719,962 km (0.071 R)
• M11: 5,732,590 km (0.085 R)
• M12: 6,278,473 km (0.076 R)
• M13: 6,729,660 km (0.06 R)
• M14: 8,069,309 km (0.032 R)
• M15: 9,130,108 km (0.085 R)
• M16: 9,710,697 km (0.097 R)
• M17: 11,125,743 km (0.118 R)
• M18: 12,168,440 km (0.088 R)
• M19: 13,852,912 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 587.6

Radius: 14.7

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.45 AU - 2.21 AU

Year: 1574 Days

Day: 14.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 81,869,144 km

• M1: 183,108 km (0.12 R)
• M2: 661,971 km (0.09 R)
• M3: 1,195,137 km (0.096 R)
• M4: 2,002,816 km (0.108 R)
• M5: 2,607,790 km (0.096 R)
• M6: 3,213,811 km (0.047 R)
• M7: 5,707,009 km (0.093 R)
• M8: 7,455,509 km (0.059 R)
• M9: 8,628,207 km (0.069 R)
• M10: 9,228,393 km (0.091 R)
• M11: 10,580,010 km (0.111 R)
• M12: 11,695,562 km (0.084 R)
• M13: 12,319,385 km (0.106 R)
• M14: 13,004,094 km (0.094 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 671.7

Radius: 8.7

Gravity: 8.87 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 3.11 AU - 4.39 AU

Year: 4617 Days

Day: 9.1 Hours

Environment

Temp: -209 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 81,869,144 km

• M1: 108,608 km (0.028 R)
• M2: 389,852 km (0.081 R)
• M3: 1,212,192 km (0.046 R)
• M4: 1,497,624 km (0.116 R)
• M5: 1,789,340 km (0.044 R)
• M6: 2,075,670 km (0.055 R)
• M7: 2,622,451 km (0.115 R)
• M8: 3,261,982 km (0.06 R)
• M9: 4,047,221 km (0.051 R)
• M10: 4,521,296 km (0.044 R)
• M11: 5,111,759 km (0.065 R)
• M12: 6,829,741 km (0.043 R)
• M13: 7,262,079 km (0.08 R)
• M14: 9,580,846 km (0.12 R)
• M15: 9,954,242 km (0.034 R)
• M16: 10,251,194 km (0.103 R)
• M17: 13,402,174 km (0.077 R)
• M18: 15,905,844 km (0.065 R)
• M19: 16,312,451 km (0.088 R)
• M20: 22,464,963 km (0.118 R)
• M21: 26,944,820 km (0.104 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 763.7

Radius: 7.7

Gravity: 12.88 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 9.76 AU - 10.92 AU

Year: 21140 Days

Day: 17.3 Hours

Environment

Temp: -237 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 81,869,144 km

• M1: 105,915 km (0.096 R)
• M2: 443,408 km (0.073 R)
• M3: 1,343,090 km (0.111 R)
• M4: 1,910,215 km (0.102 R)
• M5: 2,461,783 km (0.027 R)
• M6: 3,366,850 km (0.108 R)
• M7: 4,007,129 km (0.081 R)
• M8: 4,726,096 km (0.07 R)
• M9: 5,290,080 km (0.087 R)
• M10: 6,067,989 km (0.086 R)
• M11: 7,697,409 km (0.115 R)
• M12: 7,951,875 km (0.107 R)
• M13: 10,502,519 km (0.074 R)
• M14: 11,527,563 km (0.12 R)
• M15: 14,379,647 km (0.056 R)
• M16: 16,133,382 km (0.108 R)
• M17: 23,286,105 km (0.034 R)
• M18: 25,581,685 km (0.07 R)
• M19: 26,035,415 km (0.103 R)
• M20: 28,993,863 km (0.119 R)
• M21: 36,276,436 km (0.114 R)
• M22: 37,428,041 km (0.103 R)
• M23: 38,603,731 km (0.066 R)
• M24: 39,200,776 km (0.11 R)
• M25: 40,260,377 km (0.107 R)
• M26: 43,876,158 km (0.06 R)
• M27: 49,258,839 km (0.078 R)
• M28: 51,385,821 km (0.056 R)
• M29: 54,315,995 km (0.083 R)
• M30: 54,877,585 km (0.117 R)
• M31: 56,202,873 km (0.065 R)
• M32: 57,938,059 km (0.118 R)
• M33: 59,114,347 km (0.065 R)
• M34: 71,767,484 km (0.115 R)
• M35: 79,922,214 km (0.093 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 209 - 10,510 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit