🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 783.3

Radius: 8.8

Gravity: 10.11 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.82 AU - 1 AU

Year: 589 Days

Day: 14.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 76,683,934 km

• M1: 109,506 km (0.059 R)
• M2: 416,480 km (0.11 R)
• M3: 695,630 km (0.092 R)
• M4: 1,032,824 km (0.118 R)
• M5: 1,367,025 km (0.088 R)
• M6: 2,249,204 km (0.083 R)
• M7: 3,017,987 km (0.064 R)
• M8: 3,712,271 km (0.102 R)
• M9: 4,186,646 km (0.101 R)
• M10: 4,572,609 km (0.101 R)
• M11: 4,982,058 km (0.039 R)
• M12: 6,045,998 km (0.034 R)
• M13: 6,359,106 km (0.109 R)
• M14: 6,662,491 km (0.103 R)
• M15: 7,167,982 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 148.6

Radius: 9.3

Gravity: 1.72 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.05 AU - 1.29 AU

Year: 858 Days

Day: 14.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 76,683,934 km

• M1: 115,639 km (0.073 R)
• M2: 469,588 km (0.109 R)
• M3: 1,121,386 km (0.042 R)
• M4: 2,740,334 km (0.091 R)
• M5: 3,498,346 km (0.091 R)
• M6: 3,920,212 km (0.106 R)
• M7: 5,329,125 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 617.3

Radius: 11

Gravity: 5.1 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.06 AU - 1.52 AU

Year: 994 Days

Day: 10 Hours

Environment

Temp: -186 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 76,683,934 km

• M1: 136,882 km (0.112 R)
• M2: 518,506 km (0.093 R)
• M3: 1,368,671 km (0.093 R)
• M4: 2,563,060 km (0.083 R)
• M5: 2,927,630 km (0.079 R)
• M6: 3,340,969 km (0.093 R)
• M7: 3,762,835 km (0.052 R)
• M8: 4,203,850 km (0.082 R)
• M9: 5,133,750 km (0.11 R)
• M10: 7,019,581 km (0.086 R)
• M11: 7,715,510 km (0.104 R)
• M12: 8,093,095 km (0.099 R)
• M13: 9,527,440 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 96.5

Radius: 9.9

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.15 AU - 1.87 AU

Year: 1259 Days

Day: 7.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 94.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 76,683,934 km

• M1: 123,119 km (0.064 R)
• M2: 441,763 km (0.106 R)
• M3: 836,701 km (0.083 R)
• M4: 1,403,527 km (0.06 R)
• M5: 2,184,428 km (0.116 R)
• M6: 2,611,380 km (0.107 R)
• M7: 3,014,696 km (0.062 R)
• M8: 3,326,309 km (0.064 R)
• M9: 3,634,181 km (0.09 R)
• M10: 4,967,248 km (0.066 R)
• M11: 5,437,733 km (0.083 R)
• M12: 6,153,559 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 478

Radius: 9.5

Gravity: 5.3 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.54 AU - 2.18 AU

Year: 1721 Days

Day: 7.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 117.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 76,683,934 km

• M1: 118,631 km (0.034 R)
• M2: 498,909 km (0.108 R)
• M3: 805,435 km (0.082 R)
• M4: 1,228,348 km (0.112 R)
• M5: 2,036,625 km (0.113 R)
• M6: 2,456,397 km (0.114 R)
• M7: 2,947,527 km (0.104 R)
• M8: 3,664,549 km (0.092 R)
• M9: 4,180,363 km (0.081 R)
• M10: 4,627,062 km (0.109 R)
• M11: 4,982,955 km (0.118 R)
• M12: 5,594,811 km (0.098 R)
• M13: 6,208,611 km (0.117 R)
• M14: 6,568,693 km (0.106 R)
• M15: 6,917,256 km (0.076 R)
• M16: 8,235,961 km (0.098 R)
• M17: 8,671,291 km (0.063 R)
• M18: 9,368,567 km (0.053 R)
• M19: 10,433,703 km (0.063 R)
• M20: 10,909,275 km (0.078 R)
• M21: 11,830,648 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 663.6

Radius: 10.9

Gravity: 5.59 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 2.62 AU - 2.94 AU

Year: 3144 Days

Day: 11.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 76,683,934 km

• M1: 135,536 km (0.11 R)
• M2: 527,482 km (0.077 R)
• M3: 1,069,924 km (0.119 R)
• M4: 1,572,573 km (0.079 R)
• M5: 1,992,045 km (0.048 R)
• M6: 2,515,638 km (0.028 R)
• M7: 2,925,536 km (0.102 R)
• M8: 3,605,458 km (0.046 R)
• M9: 4,108,107 km (0.105 R)
• M10: 4,520,997 km (0.099 R)
• M11: 5,379,839 km (0.106 R)
• M12: 7,170,974 km (0.114 R)
• M13: 7,514,899 km (0.093 R)
• M14: 7,869,746 km (0.091 R)
• M15: 8,543,983 km (0.089 R)
• M16: 8,966,597 km (0.064 R)
• M17: 9,589,373 km (0.091 R)
• M18: 12,641,618 km (0.064 R)
• M19: 13,377,939 km (0.04 R)
• M20: 15,654,819 km (0.115 R)
• M21: 16,940,014 km (0.086 R)
• M22: 17,439,671 km (0.074 R)
• M23: 18,063,793 km (0.077 R)
• M24: 19,537,482 km (0.112 R)
• M25: 21,281,344 km (0.114 R)
• M26: 21,733,130 km (0.095 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 360.4

Radius: 8.5

Gravity: 4.99 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 2.98 AU - 3.86 AU

Year: 4290 Days

Day: 13.7 Hours

Environment

Temp: -211 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 76,683,934 km

• M1: 105,766 km (0.107 R)
• M2: 431,739 km (0.104 R)
• M3: 1,052,870 km (0.092 R)
• M4: 1,395,000 km (0.057 R)
• M5: 1,799,064 km (0.07 R)
• M6: 2,115,015 km (0.042 R)
• M7: 2,730,311 km (0.09 R)
• M8: 3,097,574 km (0.117 R)
• M9: 3,651,534 km (0.103 R)
• M10: 5,351,415 km (0.112 R)
• M11: 7,053,988 km (0.059 R)
• M12: 7,458,950 km (0.059 R)
• M13: 8,874,295 km (0.115 R)
• M14: 9,797,314 km (0.055 R)
• M15: 11,574,836 km (0.071 R)
• M16: 15,032,791 km (0.039 R)
• M17: 15,340,214 km (0.102 R)
• M18: 15,809,204 km (0.115 R)
• M19: 16,995,964 km (0.119 R)
• M20: 17,781,353 km (0.074 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 869

Radius: 9.3

Gravity: 10.05 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 3.29 AU - 4.59 AU

Year: 5304 Days

Day: 8.1 Hours

Environment

Temp: -209 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 76,683,934 km

• M1: 115,789 km (0.119 R)
• M2: 481,406 km (0.116 R)
• M3: 843,732 km (0.099 R)
• M4: 1,832,125 km (0.12 R)
• M5: 2,904,891 km (0.09 R)
• M6: 6,457,392 km (0.061 R)
• M7: 7,883,060 km (0.057 R)
• M8: 8,792,166 km (0.088 R)
• M9: 9,082,236 km (0.113 R)
• M10: 9,857,752 km (0.075 R)
• M11: 13,136,039 km (0.087 R)
• M12: 15,706,580 km (0.091 R)
• M13: 17,013,915 km (0.087 R)
• M14: 18,595,015 km (0.085 R)
• M15: 20,999,502 km (0.066 R)
• M16: 23,208,015 km (0.08 R)
• M17: 32,204,532 km (0.087 R)
• M18: 32,598,274 km (0.116 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 947.6

Radius: 9.3

Gravity: 10.96 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 5.23 AU - 5.43 AU

Year: 8346 Days

Day: 14.2 Hours

Environment

Temp: -232 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 76,683,934 km

• M1: 115,639 km (0.071 R)
• M2: 455,226 km (0.114 R)
• M3: 1,267,543 km (0.11 R)
• M4: 1,843,943 km (0.101 R)
• M5: 2,246,511 km (0.052 R)
• M6: 2,769,057 km (0.092 R)
• M7: 3,923,354 km (0.093 R)
• M8: 4,864,175 km (0.083 R)
• M9: 7,511,159 km (0.104 R)
• M10: 8,543,684 km (0.105 R)
• M11: 8,954,480 km (0.102 R)
• M12: 9,619,442 km (0.109 R)
• M13: 10,522,415 km (0.117 R)
• M14: 11,701,545 km (0.082 R)
• M15: 12,208,383 km (0.099 R)
• M16: 14,130,267 km (0.095 R)
• M17: 17,670,201 km (0.097 R)
• M18: 19,565,756 km (0.075 R)
• M19: 19,881,258 km (0.076 R)
• M20: 21,176,925 km (0.11 R)
• M21: 30,155,640 km (0.063 R)
• M22: 30,682,673 km (0.1 R)
• M23: 37,616,085 km (0.069 R)
• M24: 38,472,982 km (0.096 R)
• M25: 39,093,065 km (0.076 R)
• M26: 39,468,257 km (0.067 R)
• M27: 41,769,969 km (0.086 R)
• M28: 43,487,054 km (0.031 R)
• M29: 45,941,356 km (0.101 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 655.8

Radius: 6.8

Gravity: 14.18 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 7.59 AU - 11.93 AU

Year: 20681 Days

Day: 24.9 Hours

Environment

Temp: -234 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 76,683,934 km

• M1: 84,972 km (0.097 R)
• M2: 398,379 km (0.045 R)
• M3: 763,996 km (0.032 R)
• M4: 1,053,468 km (0.104 R)
• M5: 1,609,075 km (0.089 R)
• M6: 1,991,596 km (0.081 R)
• M7: 3,933,227 km (0.077 R)
• M8: 4,558,846 km (0.035 R)
• M9: 5,023,796 km (0.047 R)
• M10: 5,363,832 km (0.079 R)
• M11: 6,260,072 km (0.12 R)
• M12: 7,687,236 km (0.026 R)
• M13: 7,986,731 km (0.079 R)
• M14: 8,608,909 km (0.07 R)
• M15: 11,359,864 km (0.106 R)
• M16: 12,280,788 km (0.119 R)
• M17: 13,464,706 km (0.104 R)
• M18: 15,498,639 km (0.061 R)
• M19: 15,736,649 km (0.075 R)
• M20: 16,219,850 km (0.118 R)
• M21: 19,697,701 km (0.11 R)
• M22: 23,957,949 km (0.081 R)
• M23: 24,382,957 km (0.095 R)
• M24: 24,597,331 km (0.094 R)
• M25: 28,794,449 km (0.117 R)
• M26: 33,976,070 km (0.043 R)
• M27: 35,054,671 km (0.034 R)
• M28: 35,465,018 km (0.096 R)
• M29: 38,572,614 km (0.057 R)
• M30: 42,940,124 km (0.116 R)
• M31: 49,146,790 km (0.106 R)
• M32: 51,224,405 km (0.112 R)
• M33: 51,929,759 km (0.1 R)
• M34: 55,554,067 km (0.096 R)
• M35: 58,189,084 km (0.09 R)
• M36: 58,764,288 km (0.083 R)
• M37: 65,138,802 km (0.067 R)
• M38: 67,221,354 km (0.102 R)
• M39: 69,778,730 km (0.025 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 161 - 12,766 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit