🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 113.7

Radius: 8.5

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.44 AU - 0.64 AU

Year: 274 Days

Day: 10 Hours

Environment

Temp: -134 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 49,289,790 km

• M1: 105,766 km (0.079 R)
• M2: 563,685 km (0.083 R)
• M3: 1,021,604 km (0.105 R)
• M4: 1,476,381 km (0.108 R)
• M5: 1,745,957 km (0.088 R)
• M6: 2,024,209 km (0.084 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 595

Radius: 8.6

Gravity: 8.04 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.54 AU - 0.78 AU

Year: 370 Days

Day: 10 Hours

Environment

Temp: -153 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 49,289,790 km

• M1: 107,262 km (0.107 R)
• M2: 597,195 km (0.094 R)
• M3: 1,047,335 km (0.08 R)
• M4: 1,747,453 km (0.112 R)
• M5: 2,749,459 km (0.095 R)
• M6: 3,043,569 km (0.078 R)
• M7: 3,507,023 km (0.077 R)
• M8: 3,780,189 km (0.061 R)
• M9: 4,844,278 km (0.07 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 453.6

Radius: 8

Gravity: 7.09 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.52 AU - 0.82 AU

Year: 379 Days

Day: 9.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 49,289,790 km

• M1: 99,483 km (0.101 R)
• M2: 390,151 km (0.08 R)
• M3: 665,561 km (0.106 R)
• M4: 1,017,864 km (0.089 R)
• M5: 1,291,179 km (0.087 R)
• M6: 1,770,790 km (0.046 R)
• M7: 2,052,483 km (0.026 R)
• M8: 2,726,272 km (0.07 R)
• M9: 3,011,704 km (0.05 R)
• M10: 3,295,491 km (0.104 R)
• M11: 3,562,524 km (0.058 R)
• M12: 3,965,840 km (0.092 R)
• M13: 4,519,352 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 207.1

Radius: 9.1

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.81 AU - 1.21 AU

Year: 701 Days

Day: 14.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 53.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 49,289,790 km

• M1: 113,246 km (0.106 R)
• M2: 409,300 km (0.077 R)
• M3: 724,054 km (0.049 R)
• M4: 1,008,888 km (0.092 R)
• M5: 1,383,032 km (0.101 R)
• M6: 1,774,530 km (0.066 R)
• M7: 2,345,096 km (0.104 R)
• M8: 2,683,487 km (0.1 R)
• M9: 3,275,445 km (0.108 R)
• M10: 3,812,053 km (0.071 R)
• M11: 4,095,092 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 639.6

Radius: 12.1

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.96 AU - 2.06 AU

Year: 1967 Days

Day: 7.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 49,289,790 km

• M1: 150,495 km (0.116 R)
• M2: 627,114 km (0.056 R)
• M3: 1,321,697 km (0.098 R)
• M4: 1,708,258 km (0.119 R)
• M5: 2,513,693 km (0.106 R)
• M6: 4,093,746 km (0.107 R)
• M7: 5,374,004 km (0.066 R)
• M8: 6,131,568 km (0.111 R)
• M9: 6,692,710 km (0.106 R)
• M10: 10,168,317 km (0.047 R)
• M11: 10,628,929 km (0.105 R)
• M12: 11,440,348 km (0.112 R)
• M13: 13,103,577 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 284.5

Radius: 11.5

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 2.79 AU - 3.17 AU

Year: 3551 Days

Day: 14.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 49,289,790 km

• M1: 143,165 km (0.034 R)
• M2: 581,337 km (0.072 R)
• M3: 966,103 km (0.081 R)
• M4: 1,351,318 km (0.104 R)
• M5: 2,185,176 km (0.07 R)
• M6: 2,746,767 km (0.105 R)
• M7: 3,686,391 km (0.119 R)
• M8: 4,102,123 km (0.086 R)
• M9: 4,549,122 km (0.111 R)
• M10: 5,351,116 km (0.055 R)
• M11: 7,708,329 km (0.108 R)
• M12: 9,354,355 km (0.108 R)
• M13: 9,880,341 km (0.096 R)
• M14: 10,537,375 km (0.106 R)
• M15: 11,184,386 km (0.107 R)
• M16: 12,349,304 km (0.034 R)
• M17: 12,769,225 km (0.045 R)
• M18: 14,268,645 km (0.096 R)
• M19: 15,637,914 km (0.03 R)
• M20: 17,144,514 km (0.08 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 505.6

Radius: 12.1

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 2.58 AU - 3.66 AU

Year: 3804 Days

Day: 6.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 49,289,790 km

• M1: 151,543 km (0.097 R)
• M2: 556,803 km (0.085 R)
• M3: 1,022,801 km (0.091 R)
• M4: 1,836,314 km (0.072 R)
• M5: 3,707,933 km (0.111 R)
• M6: 4,558,397 km (0.078 R)
• M7: 5,639,690 km (0.116 R)
• M8: 6,212,650 km (0.07 R)
• M9: 6,884,644 km (0.066 R)
• M10: 7,348,547 km (0.059 R)
• M11: 7,833,244 km (0.108 R)
• M12: 8,408,448 km (0.034 R)
• M13: 8,795,457 km (0.086 R)
• M14: 9,491,985 km (0.081 R)
• M15: 11,979,648 km (0.059 R)
• M16: 13,114,946 km (0.104 R)
• M17: 13,732,935 km (0.093 R)
• M18: 14,221,522 km (0.047 R)
• M19: 14,976,093 km (0.081 R)
• M20: 18,676,397 km (0.098 R)
• M21: 20,263,480 km (0.038 R)
• M22: 20,705,692 km (0.084 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 994.2

Radius: 10.7

Gravity: 8.68 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 3.97 AU - 4.33 AU

Year: 5836 Days

Day: 7.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 49,289,790 km

• M1: 133,740 km (0.093 R)
• M2: 472,879 km (0.066 R)
• M3: 1,063,641 km (0.081 R)
• M4: 1,604,288 km (0.117 R)
• M5: 2,774,143 km (0.068 R)
• M6: 3,114,777 km (0.101 R)
• M7: 3,483,386 km (0.07 R)
• M8: 3,954,620 km (0.111 R)
• M9: 4,521,895 km (0.068 R)
• M10: 5,054,762 km (0.086 R)
• M11: 5,851,371 km (0.053 R)
• M12: 7,053,540 km (0.055 R)
• M13: 8,537,401 km (0.092 R)
• M14: 9,264,746 km (0.094 R)
• M15: 10,125,981 km (0.116 R)
• M16: 13,142,023 km (0.118 R)
• M17: 15,874,728 km (0.038 R)
• M18: 19,906,989 km (0.069 R)
• M19: 20,803,529 km (0.11 R)
• M20: 21,493,324 km (0.075 R)
• M21: 22,757,127 km (0.082 R)
• M22: 23,571,987 km (0.108 R)
• M23: 24,069,998 km (0.06 R)
• M24: 25,519,452 km (0.083 R)
• M25: 28,779,638 km (0.112 R)
• M26: 30,216,526 km (0.078 R)
• M27: 31,700,686 km (0.088 R)
• M28: 34,175,484 km (0.063 R)
• M29: 35,351,772 km (0.117 R)
• M30: 35,786,055 km (0.083 R)

Planet 9 - Gas Giant

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 462.1

Radius: 10.8

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 4.94 AU - 4.98 AU

Year: 7625 Days

Day: 11.5 Hours

Environment

Temp: -222 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 49,289,790 km

• M1: 134,339 km (0.078 R)
• M2: 605,572 km (0.118 R)
• M3: 1,004,550 km (0.109 R)
• M4: 1,401,882 km (0.115 R)
• M5: 1,806,095 km (0.079 R)
• M6: 2,932,717 km (0.049 R)
• M7: 3,470,222 km (0.048 R)
• M8: 4,399,225 km (0.067 R)
• M9: 5,249,988 km (0.062 R)
• M10: 7,459,698 km (0.084 R)
• M11: 8,185,397 km (0.1 R)
• M12: 9,083,732 km (0.085 R)
• M13: 9,821,848 km (0.104 R)
• M14: 10,228,605 km (0.118 R)
• M15: 11,616,424 km (0.116 R)
• M16: 15,659,756 km (0.114 R)
• M17: 16,091,046 km (0.119 R)
• M18: 16,977,414 km (0.112 R)
• M19: 17,829,224 km (0.046 R)
• M20: 19,055,328 km (0.11 R)
• M21: 23,150,270 km (0.117 R)
• M22: 28,338,923 km (0.065 R)
• M23: 32,033,990 km (0.113 R)

Planet 10 - Ice Giant

Semi-Major Axis: 6.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 682

Radius: 7.6

Gravity: 11.81 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 6.08 AU - 6.16 AU

Year: 10451 Days

Day: 18.9 Hours

Environment

Temp: -224 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 49,289,790 km

• M1: 94,995 km (0.071 R)
• M2: 476,320 km (0.068 R)
• M3: 791,672 km (0.09 R)
• M4: 1,186,012 km (0.091 R)
• M5: 1,449,603 km (0.086 R)
• M6: 1,911,113 km (0.118 R)
• M7: 2,506,512 km (0.112 R)
• M8: 2,880,058 km (0.105 R)
• M9: 3,149,484 km (0.111 R)
• M10: 3,951,628 km (0.056 R)
• M11: 4,256,658 km (0.107 R)
• M12: 5,741,716 km (0.074 R)
• M13: 10,934,707 km (0.104 R)
• M14: 12,690,836 km (0.103 R)
• M15: 13,051,367 km (0.118 R)
• M16: 14,561,857 km (0.066 R)
• M17: 15,157,256 km (0.066 R)
• M18: 15,699,997 km (0.118 R)
• M19: 16,538,344 km (0.11 R)
• M20: 18,076,659 km (0.097 R)
• M21: 21,690,046 km (0.062 R)
• M22: 22,119,092 km (0.089 R)
• M23: 25,188,093 km (0.115 R)
• M24: 28,427,635 km (0.103 R)
• M25: 33,278,046 km (0.105 R)
• M26: 35,245,408 km (0.11 R)
• M27: 40,306,753 km (0.115 R)
• M28: 42,007,531 km (0.118 R)
• M29: 43,347,928 km (0.094 R)
• M30: 47,684,172 km (0.101 R)
• M31: 48,555,579 km (0.036 R)
• M32: 48,848,342 km (0.116 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: 516 - 20,259 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit