🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.21 AU - 1.37 AU

Year: 564 Days

Day: 21.5 Hours

Environment

Temp: -47 °C

Axial Tilt: 16.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,838,833 km

• M1: 353,350 km (0.09 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.4 AU - 1.76 AU

Year: 765 Days

Day: 14.1 Hours

Environment

Temp: -71 °C

Axial Tilt: 33.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.1 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 313.3

Radius: 8.9

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 3.99 AU - 5.25 AU

Year: 3823 Days

Day: 10.6 Hours

Environment

Temp: -147 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 82,838,833 km

• M1: 199,115 km (0.103 R)
• M2: 572,810 km (0.111 R)
• M3: 1,122,582 km (0.05 R)
• M4: 1,648,569 km (0.032 R)
• M5: 2,414,360 km (0.082 R)
• M6: 3,207,678 km (0.104 R)
• M7: 3,562,524 km (0.1 R)
• M8: 4,226,439 km (0.1 R)
• M9: 4,544,634 km (0.109 R)
• M10: 6,086,240 km (0.078 R)
• M11: 9,325,482 km (0.117 R)
• M12: 10,737,088 km (0.096 R)
• M13: 15,173,114 km (0.085 R)
• M14: 16,852,799 km (0.12 R)
• M15: 19,454,156 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 265.3

Radius: 13.4

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 6.03 AU - 8.15 AU

Year: 7268 Days

Day: 14.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 82,838,833 km

• M1: 167,998 km (0.032 R)
• M2: 1,465,760 km (0.105 R)
• M3: 2,935,409 km (0.069 R)
• M4: 3,913,181 km (0.116 R)
• M5: 6,793,987 km (0.101 R)
• M6: 7,984,936 km (0.074 R)
• M7: 13,645,570 km (0.033 R)
• M8: 18,026,095 km (0.07 R)
• M9: 18,912,462 km (0.029 R)
• M10: 20,364,010 km (0.051 R)
• M11: 22,897,600 km (0.037 R)
• M12: 24,545,719 km (0.072 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 603.9

Radius: 9

Gravity: 7.46 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 5.6 AU - 8.64 AU

Year: 7315 Days

Day: 13.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 82,838,833 km

• M1: 144,811 km (0.056 R)
• M2: 471,383 km (0.103 R)
• M3: 1,535,622 km (0.089 R)
• M4: 1,818,811 km (0.109 R)
• M5: 7,073,885 km (0.082 R)
• M6: 7,674,670 km (0.064 R)
• M7: 9,413,745 km (0.061 R)
• M8: 11,654,721 km (0.054 R)
• M9: 18,244,956 km (0.082 R)
• M10: 20,175,966 km (0.06 R)
• M11: 24,692,924 km (0.052 R)
• M12: 31,306,646 km (0.087 R)
• M13: 34,063,585 km (0.043 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 118.7

Radius: 12.2

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 7.26 AU - 11.44 AU

Year: 11007 Days

Day: 7.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 82,838,833 km

• M1: 151,692 km (0.07 R)
• M2: 563,386 km (0.111 R)
• M3: 1,657,993 km (0.113 R)
• M4: 3,169,530 km (0.118 R)
• M5: 4,539,847 km (0.095 R)
• M6: 6,211,603 km (0.086 R)
• M7: 7,755,602 km (0.082 R)
• M8: 8,712,730 km (0.071 R)
• M9: 10,816,973 km (0.098 R)
• M10: 11,311,843 km (0.086 R)
• M11: 13,240,459 km (0.092 R)
• M12: 13,651,105 km (0.073 R)
• M13: 16,531,014 km (0.104 R)
• M14: 17,127,909 km (0.113 R)
• M15: 19,727,322 km (0.084 R)
• M16: 21,931,048 km (0.052 R)
• M17: 22,361,890 km (0.12 R)
• M18: 25,616,541 km (0.081 R)
• M19: 28,150,280 km (0.056 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 290.4

Radius: 11.8

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 9.94 AU - 10.24 AU

Year: 12340 Days

Day: 9.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 82,838,833 km

• M1: 146,756 km (0.037 R)
• M2: 610,659 km (0.089 R)
• M3: 995,873 km (0.117 R)
• M4: 2,024,957 km (0.086 R)
• M5: 2,848,493 km (0.098 R)
• M6: 3,293,248 km (0.081 R)
• M7: 3,735,459 km (0.078 R)
• M8: 4,826,925 km (0.1 R)
• M9: 5,245,051 km (0.12 R)
• M10: 6,051,982 km (0.113 R)
• M11: 6,865,794 km (0.093 R)
• M12: 7,631,586 km (0.119 R)
• M13: 8,035,350 km (0.088 R)
• M14: 10,032,482 km (0.113 R)
• M15: 11,640,809 km (0.091 R)
• M16: 12,231,421 km (0.107 R)
• M17: 12,617,683 km (0.11 R)
• M18: 13,825,536 km (0.113 R)
• M19: 17,912,101 km (0.076 R)
• M20: 19,361,555 km (0.05 R)
• M21: 19,962,789 km (0.068 R)
• M22: 20,731,722 km (0.101 R)
• M23: 31,459,086 km (0.041 R)
• M24: 35,426,870 km (0.116 R)
• M25: 36,553,941 km (0.093 R)
• M26: 37,011,411 km (0.103 R)
• M27: 41,425,894 km (0.117 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 343.5

Radius: 11.9

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 10.93 AU - 11.99 AU

Year: 14936 Days

Day: 8.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 82,838,833 km

• M1: 148,102 km (0.037 R)
• M2: 720,613 km (0.057 R)
• M3: 1,597,556 km (0.099 R)
• M4: 2,167,524 km (0.084 R)
• M5: 2,560,517 km (0.073 R)
• M6: 3,617,576 km (0.083 R)
• M7: 4,914,290 km (0.087 R)
• M8: 5,842,994 km (0.066 R)
• M9: 7,286,015 km (0.085 R)
• M10: 7,744,981 km (0.094 R)
• M11: 9,530,432 km (0.12 R)
• M12: 14,541,212 km (0.116 R)
• M13: 15,678,754 km (0.093 R)
• M14: 16,588,010 km (0.108 R)
• M15: 18,742,668 km (0.031 R)
• M16: 19,447,723 km (0.111 R)
• M17: 20,170,431 km (0.031 R)
• M18: 22,446,113 km (0.073 R)
• M19: 22,885,632 km (0.116 R)
• M20: 23,781,873 km (0.091 R)
• M21: 26,611,367 km (0.099 R)
• M22: 31,265,357 km (0.113 R)
• M23: 40,700,494 km (0.111 R)
• M24: 41,354,536 km (0.115 R)
• M25: 42,952,840 km (0.062 R)
• M26: 43,767,400 km (0.073 R)
• M27: 46,414,385 km (0.049 R)
• M28: 46,841,936 km (0.049 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 752.3

Radius: 4.4

Gravity: 38.86 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 10.93 AU - 14.63 AU

Year: 17590 Days

Day: 20.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 82,838,833 km

• M1: 54,753 km (0.11 R)
• M2: 243,994 km (0.087 R)
• M3: 525,537 km (0.102 R)
• M4: 666,010 km (0.113 R)
• M5: 1,179,878 km (0.108 R)
• M6: 1,792,781 km (0.036 R)
• M7: 2,909,978 km (0.119 R)
• M8: 5,427,860 km (0.12 R)
• M9: 5,621,589 km (0.061 R)
• M10: 6,064,099 km (0.03 R)
• M11: 7,109,489 km (0.106 R)
• M12: 7,294,691 km (0.1 R)
• M13: 7,968,630 km (0.029 R)
• M14: 8,269,621 km (0.109 R)
• M15: 9,383,676 km (0.113 R)
• M16: 12,565,473 km (0.067 R)
• M17: 16,804,329 km (0.096 R)
• M18: 21,712,037 km (0.116 R)
• M19: 22,896,702 km (0.115 R)
• M20: 24,965,790 km (0.091 R)
• M21: 27,723,178 km (0.104 R)
• M22: 28,067,104 km (0.115 R)
• M23: 28,998,201 km (0.069 R)
• M24: 34,095,000 km (0.09 R)
• M25: 37,618,479 km (0.059 R)
• M26: 39,179,383 km (0.06 R)
• M27: 39,902,988 km (0.04 R)
• M28: 42,581,837 km (0.115 R)
• M29: 42,886,718 km (0.064 R)
• M30: 43,193,094 km (0.031 R)
• M31: 44,276,631 km (0.114 R)
• M32: 45,219,696 km (0.083 R)
• M33: 62,575,742 km (0.05 R)
• M34: 69,080,557 km (0.11 R)
• M35: 71,631,500 km (0.085 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 562.1

Radius: 6.8

Gravity: 12.16 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 13.73 AU - 18.65 AU

Year: 25081 Days

Day: 21.3 Hours

Environment

Temp: -194 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 82,838,833 km

• M1: 84,523 km (0.108 R)
• M2: 326,572 km (0.116 R)
• M3: 1,362,089 km (0.06 R)
• M4: 2,978,194 km (0.105 R)
• M5: 3,423,996 km (0.069 R)
• M6: 7,777,444 km (0.094 R)
• M7: 12,685,899 km (0.11 R)
• M8: 13,777,814 km (0.098 R)
• M9: 15,981,690 km (0.053 R)
• M10: 18,868,181 km (0.054 R)
• M11: 21,676,582 km (0.029 R)
• M12: 23,021,317 km (0.037 R)
• M13: 26,220,168 km (0.099 R)
• M14: 34,717,926 km (0.041 R)
• M15: 35,276,524 km (0.117 R)
• M16: 36,988,373 km (0.115 R)
• M17: 38,754,675 km (0.117 R)
• M18: 40,422,541 km (0.073 R)
• M19: 47,745,208 km (0.098 R)
• M20: 56,479,330 km (0.086 R)
• M21: 61,220,385 km (0.112 R)
• M22: 68,162,923 km (0.051 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 453 - 18,524 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit