🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.59 AU - 0.63 AU

Year: 308 Days

Day: 37.6 Hours

Environment

Temp: -120 °C

Axial Tilt: 34.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 19,821,468 km

• M1: 16,905 km (0.072 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 395

Radius: 8.6

Gravity: 5.34 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.87 AU - 1.29 AU

Year: 725 Days

Day: 10.2 Hours

Environment

Temp: -158 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 19,821,468 km

• M1: 109,356 km (0.118 R)
• M2: 178,769 km (0.042 R)
• M3: 247,136 km (0.118 R)
• M4: 316,399 km (0.106 R)
• M5: 419,622 km (0.08 R)
• M6: 480,060 km (0.032 R)
• M7: 594,053 km (0.056 R)
• M8: 659,128 km (0.119 R)
• M9: 722,259 km (0.109 R)
• M10: 845,378 km (0.096 R)
• M11: 960,418 km (0.09 R)
• M12: 1,038,359 km (0.105 R)
• M13: 1,156,691 km (0.072 R)
• M14: 1,245,701 km (0.091 R)
• M15: 1,442,722 km (0.07 R)
• M16: 1,575,565 km (0.083 R)
• M17: 1,631,215 km (0.103 R)
• M18: 1,744,461 km (0.06 R)
• M19: 1,814,921 km (0.108 R)
• M20: 2,175,003 km (0.113 R)
• M21: 2,363,347 km (0.086 R)
• M22: 2,448,917 km (0.057 R)
• M23: 2,521,023 km (0.104 R)
• M24: 2,608,388 km (0.099 R)
• M25: 2,689,471 km (0.085 R)
• M26: 2,922,394 km (0.104 R)
• M27: 3,115,076 km (0.084 R)
• M28: 3,296,090 km (0.1 R)
• M29: 3,416,067 km (0.047 R)
• M30: 3,627,449 km (0.102 R)
• M31: 3,809,659 km (0.114 R)
• M32: 3,885,057 km (0.1 R)
• M33: 3,994,862 km (0.063 R)
• M34: 4,080,132 km (0.098 R)
• M35: 4,269,673 km (0.059 R)
• M36: 4,630,802 km (0.087 R)
• M37: 4,729,387 km (0.117 R)
• M38: 4,783,392 km (0.087 R)
• M39: 4,855,797 km (0.082 R)
• M40: 4,919,526 km (0.053 R)
• M41: 5,047,582 km (0.112 R)
• M42: 5,429,356 km (0.088 R)
• M43: 5,505,052 km (0.111 R)
• M44: 5,599,897 km (0.113 R)
• M45: 5,753,085 km (0.059 R)
• M46: 5,917,344 km (0.049 R)
• M47: 5,985,411 km (0.115 R)
• M48: 6,092,822 km (0.091 R)
• M49: 6,339,509 km (0.098 R)
• M50: 6,569,441 km (0.107 R)
• M51: 6,741,179 km (0.061 R)
• M52: 6,802,066 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 945.2

Radius: 14.9

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.07 AU - 1.69 AU

Year: 1047 Days

Day: 14.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (48)

Outer Limit: 19,821,468 km

• M1: 185,651 km (0.108 R)
• M2: 292,913 km (0.12 R)
• M3: 495,019 km (0.116 R)
• M4: 700,866 km (0.103 R)
• M5: 836,102 km (0.115 R)
• M6: 1,017,565 km (0.047 R)
• M7: 1,121,236 km (0.075 R)
• M8: 1,221,018 km (0.058 R)
• M9: 1,430,455 km (0.038 R)
• M10: 1,661,135 km (0.11 R)
• M11: 1,767,798 km (0.113 R)
• M12: 2,035,728 km (0.063 R)
• M13: 2,297,225 km (0.063 R)
• M14: 2,477,939 km (0.083 R)
• M15: 2,853,729 km (0.117 R)
• M16: 2,983,281 km (0.044 R)
• M17: 3,159,058 km (0.079 R)
• M18: 3,259,438 km (0.109 R)
• M19: 3,555,642 km (0.087 R)
• M20: 3,648,692 km (0.073 R)
• M21: 3,789,613 km (0.093 R)
• M22: 4,397,130 km (0.095 R)
• M23: 4,738,064 km (0.088 R)
• M24: 5,035,315 km (0.061 R)
• M25: 5,352,163 km (0.06 R)
• M26: 5,472,589 km (0.078 R)
• M27: 5,594,063 km (0.067 R)
• M28: 5,716,434 km (0.059 R)
• M29: 6,061,107 km (0.096 R)
• M30: 6,228,956 km (0.083 R)
• M31: 6,398,301 km (0.119 R)
• M32: 6,555,079 km (0.069 R)
• M33: 6,741,927 km (0.118 R)
• M34: 6,872,227 km (0.082 R)
• M35: 7,018,235 km (0.059 R)
• M36: 7,327,902 km (0.118 R)
• M37: 7,447,132 km (0.027 R)
• M38: 8,191,531 km (0.102 R)
• M39: 8,377,481 km (0.118 R)
• M40: 8,800,992 km (0.095 R)
• M41: 8,911,994 km (0.028 R)
• M42: 9,183,364 km (0.06 R)
• M43: 9,636,496 km (0.091 R)
• M44: 9,750,939 km (0.081 R)
• M45: 9,997,626 km (0.102 R)
• M46: 10,163,380 km (0.089 R)
• M47: 10,581,506 km (0.106 R)
• M48: 11,227,919 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 653.5

Radius: 9.6

Gravity: 7.09 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 2.16 AU - 3.06 AU

Year: 2723 Days

Day: 14.1 Hours

Environment

Temp: -207 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 19,821,468 km

• M1: 188,045 km (0.076 R)
• M2: 282,890 km (0.091 R)
• M3: 380,427 km (0.054 R)
• M4: 445,951 km (0.113 R)
• M5: 687,253 km (0.089 R)
• M6: 877,691 km (0.118 R)
• M7: 1,173,595 km (0.112 R)
• M8: 1,345,034 km (0.059 R)
• M9: 1,439,880 km (0.095 R)
• M10: 1,561,802 km (0.037 R)
• M11: 1,751,043 km (0.092 R)
• M12: 2,363,796 km (0.027 R)
• M13: 2,671,369 km (0.084 R)
• M14: 2,852,831 km (0.063 R)
• M15: 3,101,313 km (0.08 R)
• M16: 3,228,172 km (0.111 R)
• M17: 3,389,140 km (0.044 R)
• M18: 3,454,364 km (0.025 R)
• M19: 3,736,057 km (0.114 R)
• M20: 3,837,335 km (0.1 R)
• M21: 3,990,972 km (0.1 R)
• M22: 4,094,494 km (0.104 R)
• M23: 4,321,882 km (0.113 R)
• M24: 4,535,658 km (0.079 R)
• M25: 4,661,918 km (0.108 R)
• M26: 4,752,724 km (0.086 R)
• M27: 4,936,431 km (0.098 R)
• M28: 5,141,080 km (0.086 R)
• M29: 5,291,725 km (0.11 R)
• M30: 5,424,718 km (0.074 R)
• M31: 5,810,980 km (0.086 R)
• M32: 5,928,564 km (0.114 R)
• M33: 6,106,585 km (0.071 R)
• M34: 6,286,252 km (0.105 R)
• M35: 6,589,637 km (0.116 R)
• M36: 6,960,191 km (0.107 R)
• M37: 7,764,429 km (0.108 R)
• M38: 7,829,205 km (0.113 R)
• M39: 7,981,046 km (0.101 R)
• M40: 8,353,695 km (0.092 R)
• M41: 9,002,800 km (0.049 R)
• M42: 9,230,338 km (0.077 R)
• M43: 9,459,821 km (0.053 R)
• M44: 9,529,085 km (0.116 R)
• M45: 10,041,757 km (0.096 R)
• M46: 10,230,550 km (0.103 R)
• M47: 10,467,961 km (0.044 R)
• M48: 10,997,089 km (0.102 R)
• M49: 11,118,413 km (0.109 R)
• M50: 11,240,335 km (0.095 R)
• M51: 11,732,363 km (0.101 R)
• M52: 12,610,353 km (0.104 R)
• M53: 12,737,511 km (0.096 R)
• M54: 12,890,699 km (0.047 R)
• M55: 13,198,871 km (0.102 R)
• M56: 13,327,973 km (0.08 R)
• M57: 13,822,394 km (0.07 R)
• M58: 13,901,083 km (0.069 R)
• M59: 14,058,759 km (0.119 R)
• M60: 14,375,907 km (0.113 R)
• M61: 14,695,448 km (0.044 R)
• M62: 14,936,749 km (0.042 R)
• M63: 15,805,015 km (0.111 R)
• M64: 15,969,573 km (0.108 R)
• M65: 16,134,878 km (0.063 R)
• M66: 16,605,962 km (0.109 R)
• M67: 16,997,460 km (0.083 R)
• M68: 17,363,675 km (0.093 R)
• M69: 17,732,434 km (0.106 R)
• M70: 17,846,428 km (0.06 R)
• M71: 17,960,720 km (0.088 R)
• M72: 18,362,391 km (0.067 R)
• M73: 18,651,264 km (0.082 R)
• M74: 18,854,268 km (0.102 R)
• M75: 19,467,919 km (0.115 R)
• M76: 19,556,032 km (0.12 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: 432 - 15,377 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit