🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.14

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.48 AU - 0.6 AU

Year: 260 Days

Day: 33.1 Hours

Environment

Temp: -128 °C

Axial Tilt: 19.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 69,015,220 km

• M1: 33,510 km (0.113 R)
• M2: 246,836 km (0.08 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 563.9

Radius: 12.6

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.12 AU - 1.8 AU

Year: 1157 Days

Day: 7.1 Hours

Environment

Temp: -185 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 69,015,220 km

• M1: 156,629 km (0.118 R)
• M2: 584,628 km (0.061 R)
• M3: 1,447,210 km (0.041 R)
• M4: 1,953,748 km (0.072 R)
• M5: 2,637,710 km (0.111 R)
• M6: 3,083,661 km (0.043 R)
• M7: 4,296,451 km (0.081 R)
• M8: 4,807,627 km (0.11 R)
• M9: 5,319,700 km (0.113 R)
• M10: 5,784,501 km (0.032 R)
• M11: 6,298,370 km (0.113 R)
• M12: 7,007,314 km (0.105 R)
• M13: 8,611,751 km (0.103 R)
• M14: 9,809,880 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 217.9

Radius: 10.2

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.66 AU - 1.96 AU

Year: 1597 Days

Day: 12.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 69,015,220 km

• M1: 126,859 km (0.103 R)
• M2: 493,972 km (0.089 R)
• M3: 851,511 km (0.067 R)
• M4: 1,336,657 km (0.044 R)
• M5: 1,796,371 km (0.119 R)
• M6: 2,348,986 km (0.074 R)
• M7: 2,985,973 km (0.095 R)
• M8: 3,415,619 km (0.037 R)
• M9: 4,041,835 km (0.092 R)
• M10: 4,399,524 km (0.118 R)
• M11: 4,778,306 km (0.112 R)
• M12: 5,235,327 km (0.11 R)
• M13: 5,781,509 km (0.109 R)
• M14: 6,561,213 km (0.115 R)
• M15: 7,947,387 km (0.049 R)
• M16: 8,329,011 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 810.3

Radius: 12.8

Gravity: 4.95 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 4.52 AU - 7.02 AU

Year: 9092 Days

Day: 12.5 Hours

Environment

Temp: -216 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 69,015,220 km

• M1: 163,211 km (0.093 R)
• M2: 610,958 km (0.108 R)
• M3: 1,771,987 km (0.046 R)
• M4: 2,353,175 km (0.08 R)
• M5: 2,950,369 km (0.077 R)
• M6: 3,548,312 km (0.052 R)
• M7: 4,865,521 km (0.106 R)
• M8: 5,806,492 km (0.104 R)
• M9: 9,555,414 km (0.118 R)
• M10: 12,300,535 km (0.112 R)
• M11: 12,942,460 km (0.098 R)
• M12: 13,853,810 km (0.092 R)
• M13: 15,804,267 km (0.093 R)
• M14: 16,916,527 km (0.098 R)
• M15: 20,324,217 km (0.111 R)
• M16: 21,722,957 km (0.094 R)
• M17: 22,575,216 km (0.115 R)
• M18: 24,074,935 km (0.11 R)
• M19: 27,765,215 km (0.102 R)
• M20: 28,769,017 km (0.075 R)
• M21: 29,382,817 km (0.103 R)
• M22: 30,214,731 km (0.078 R)
• M23: 33,926,703 km (0.077 R)
• M24: 35,190,057 km (0.066 R)
• M25: 37,566,868 km (0.117 R)
• M26: 38,300,346 km (0.035 R)
• M27: 39,795,876 km (0.103 R)
• M28: 40,303,013 km (0.031 R)
• M29: 46,169,044 km (0.108 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 923.4

Radius: 6.9

Gravity: 19.4 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 4.59 AU - 7.51 AU

Year: 9762 Days

Day: 15 Hours

Environment

Temp: -228 °C

Axial Tilt: 43.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 69,015,220 km

• M1: 91,255 km (0.065 R)
• M2: 415,134 km (0.045 R)
• M3: 654,939 km (0.082 R)
• M4: 1,132,605 km (0.103 R)
• M5: 1,504,506 km (0.043 R)
• M6: 1,742,965 km (0.049 R)
• M7: 1,972,298 km (0.065 R)
• M8: 2,432,910 km (0.106 R)
• M9: 3,124,352 km (0.051 R)
• M10: 3,593,042 km (0.115 R)
• M11: 5,149,308 km (0.094 R)
• M12: 6,020,566 km (0.086 R)
• M13: 6,357,162 km (0.054 R)
• M14: 7,874,533 km (0.111 R)
• M15: 8,553,408 km (0.039 R)
• M16: 9,518,314 km (0.041 R)
• M17: 10,715,546 km (0.065 R)
• M18: 11,777,840 km (0.084 R)
• M19: 13,031,620 km (0.048 R)
• M20: 14,637,404 km (0.091 R)
• M21: 15,872,334 km (0.107 R)
• M22: 17,027,080 km (0.094 R)
• M23: 18,547,742 km (0.063 R)
• M24: 21,337,294 km (0.119 R)
• M25: 22,652,409 km (0.053 R)
• M26: 24,113,830 km (0.094 R)
• M27: 25,154,284 km (0.063 R)
• M28: 29,402,863 km (0.116 R)
• M29: 31,920,595 km (0.089 R)
• M30: 33,521,592 km (0.105 R)
• M31: 34,697,431 km (0.098 R)
• M32: 38,262,498 km (0.052 R)
• M33: 39,937,096 km (0.062 R)
• M34: 49,800,832 km (0.115 R)
• M35: 50,868,362 km (0.095 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 451.9

Radius: 4.4

Gravity: 23.34 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 6.39 AU - 8.87 AU

Year: 13826 Days

Day: 16.2 Hours

Environment

Temp: -223 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 69,015,220 km

• M1: 94,995 km (0.098 R)
• M2: 336,745 km (0.104 R)
• M3: 651,798 km (0.053 R)
• M4: 953,537 km (0.096 R)
• M5: 1,798,017 km (0.097 R)
• M6: 3,390,486 km (0.092 R)
• M7: 4,768,731 km (0.064 R)
• M8: 4,992,231 km (0.096 R)
• M9: 6,756,737 km (0.059 R)
• M10: 9,736,278 km (0.109 R)
• M11: 10,044,151 km (0.058 R)
• M12: 11,624,353 km (0.094 R)
• M13: 12,684,553 km (0.106 R)
• M14: 17,571,467 km (0.087 R)
• M15: 19,850,141 km (0.077 R)
• M16: 20,014,250 km (0.111 R)
• M17: 26,244,403 km (0.112 R)
• M18: 26,840,401 km (0.106 R)
• M19: 27,141,691 km (0.088 R)
• M20: 30,716,183 km (0.104 R)
• M21: 40,075,325 km (0.076 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 579.4

Radius: 3.9

Gravity: 38.09 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 8.26 AU - 10.46 AU

Year: 18786 Days

Day: 21.4 Hours

Environment

Temp: -231 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 69,015,220 km

• M1: 48,619 km (0.095 R)
• M2: 245,939 km (0.102 R)
• M3: 387,309 km (0.072 R)
• M4: 823,686 km (0.059 R)
• M5: 1,050,327 km (0.116 R)
• M6: 1,191,996 km (0.114 R)
• M7: 1,376,001 km (0.066 R)
• M8: 1,514,379 km (0.113 R)
• M9: 1,730,548 km (0.051 R)
• M10: 3,656,471 km (0.085 R)
• M11: 3,953,573 km (0.077 R)
• M12: 4,462,355 km (0.047 R)
• M13: 5,493,683 km (0.074 R)
• M14: 6,208,312 km (0.115 R)
• M15: 10,374,313 km (0.109 R)
• M16: 10,908,228 km (0.084 R)
• M17: 11,212,809 km (0.066 R)
• M18: 13,228,192 km (0.039 R)
• M19: 15,245,220 km (0.075 R)
• M20: 15,934,716 km (0.082 R)
• M21: 18,554,774 km (0.074 R)
• M22: 20,056,886 km (0.065 R)
• M23: 21,071,010 km (0.078 R)
• M24: 22,704,618 km (0.117 R)
• M25: 27,098,906 km (0.095 R)
• M26: 29,847,767 km (0.097 R)
• M27: 32,275,890 km (0.061 R)
• M28: 32,651,082 km (0.117 R)
• M29: 37,520,792 km (0.09 R)
• M30: 38,493,477 km (0.105 R)
• M31: 39,625,484 km (0.077 R)
• M32: 40,344,152 km (0.082 R)
• M33: 42,852,759 km (0.055 R)
• M34: 44,684,734 km (0.1 R)
• M35: 44,995,150 km (0.103 R)
• M36: 50,157,772 km (0.081 R)
• M37: 54,455,570 km (0.112 R)
• M38: 61,639,708 km (0.097 R)
• M39: 63,578,347 km (0.12 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 271 - 15,143 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit