🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.52 AU - 0.58 AU

Year: 268 Days

Day: 35.7 Hours

Environment

Temp: -131 °C

Axial Tilt: 35.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 19,526,634 km

• M1: 271,071 km (0.026 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.49 AU - 0.65 AU

Year: 282 Days

Day: 46.6 Hours

Environment

Temp: -116 °C

Axial Tilt: 27.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.58 AU - 0.6 AU

Year: 297 Days

Day: 43.6 Hours

Environment

Temp: -124 °C

Axial Tilt: 1.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 19,526,634 km

• M1: 431,739 km (0.071 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 617.3

Radius: 13.3

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.96 AU - 1.16 AU

Year: 716 Days

Day: 11.9 Hours

Environment

Temp: -161 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 19,526,634 km

• M1: 167,400 km (0.094 R)
• M2: 263,442 km (0.076 R)
• M3: 387,159 km (0.117 R)
• M4: 486,343 km (0.11 R)
• M5: 708,496 km (0.092 R)
• M6: 802,593 km (0.076 R)
• M7: 885,619 km (0.107 R)
• M8: 977,622 km (0.115 R)
• M9: 1,073,066 km (0.088 R)
• M10: 1,177,934 km (0.106 R)
• M11: 1,361,041 km (0.092 R)
• M12: 1,607,130 km (0.114 R)
• M13: 1,846,935 km (0.119 R)
• M14: 1,953,449 km (0.101 R)
• M15: 2,113,369 km (0.115 R)
• M16: 2,247,708 km (0.112 R)
• M17: 2,369,630 km (0.077 R)
• M18: 2,486,017 km (0.072 R)
• M19: 2,588,342 km (0.074 R)
• M20: 2,740,783 km (0.091 R)
• M21: 2,854,926 km (0.085 R)
• M22: 3,181,648 km (0.101 R)
• M23: 3,293,248 km (0.074 R)
• M24: 3,485,331 km (0.092 R)
• M25: 3,816,690 km (0.111 R)
• M26: 3,981,697 km (0.053 R)
• M27: 4,102,422 km (0.078 R)
• M28: 4,243,044 km (0.094 R)
• M29: 4,481,354 km (0.105 R)
• M30: 4,782,943 km (0.063 R)
• M31: 4,911,448 km (0.031 R)
• M32: 5,051,172 km (0.078 R)
• M33: 5,252,980 km (0.116 R)
• M34: 5,426,812 km (0.107 R)
• M35: 5,811,428 km (0.055 R)
• M36: 6,130,072 km (0.113 R)
• M37: 6,399,947 km (0.059 R)
• M38: 6,519,924 km (0.062 R)
• M39: 6,684,781 km (0.099 R)
• M40: 6,795,483 km (0.091 R)
• M41: 6,917,854 km (0.074 R)
• M42: 7,198,949 km (0.1 R)
• M43: 7,323,863 km (0.098 R)
• M44: 7,461,044 km (0.071 R)
• M45: 7,842,369 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 140.6

Radius: 10

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.1 AU - 1.2 AU

Year: 809 Days

Day: 14.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 19,526,634 km

• M1: 127,457 km (0.103 R)
• M2: 191,036 km (0.099 R)
• M3: 292,613 km (0.052 R)
• M4: 424,409 km (0.087 R)
• M5: 499,208 km (0.076 R)
• M6: 565,630 km (0.12 R)
• M7: 657,333 km (0.111 R)
• M8: 720,314 km (0.098 R)
• M9: 809,025 km (0.098 R)
• M10: 881,431 km (0.107 R)
• M11: 998,566 km (0.076 R)
• M12: 1,193,791 km (0.063 R)
• M13: 1,324,689 km (0.117 R)
• M14: 1,430,904 km (0.093 R)
• M15: 1,550,283 km (0.117 R)
• M16: 1,683,425 km (0.106 R)
• M17: 1,746,106 km (0.108 R)
• M18: 1,852,620 km (0.078 R)
• M19: 2,088,985 km (0.109 R)
• M20: 2,185,176 km (0.118 R)
• M21: 2,259,676 km (0.086 R)
• M22: 2,329,388 km (0.078 R)
• M23: 2,470,908 km (0.066 R)
• M24: 2,536,581 km (0.051 R)
• M25: 2,615,270 km (0.083 R)
• M26: 2,725,374 km (0.074 R)
• M27: 2,818,424 km (0.117 R)
• M28: 2,937,653 km (0.116 R)
• M29: 3,007,665 km (0.067 R)
• M30: 3,077,976 km (0.086 R)
• M31: 3,207,528 km (0.093 R)
• M32: 3,279,634 km (0.046 R)
• M33: 3,358,771 km (0.067 R)
• M34: 3,425,342 km (0.111 R)
• M35: 3,559,681 km (0.097 R)
• M36: 3,730,073 km (0.104 R)
• M37: 3,819,832 km (0.095 R)
• M38: 3,945,195 km (0.066 R)
• M39: 4,015,506 km (0.103 R)
• M40: 4,114,689 km (0.075 R)
• M41: 4,185,898 km (0.081 R)
• M42: 4,402,366 km (0.059 R)
• M43: 4,733,875 km (0.109 R)
• M44: 4,831,114 km (0.109 R)
• M45: 4,898,881 km (0.058 R)
• M46: 5,227,099 km (0.065 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 32.9

Radius: 7.3

Gravity: 0.62 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 6.57 AU - 7.21 AU

Year: 11864 Days

Day: 20.6 Hours

Environment

Temp: -225 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (48)

Outer Limit: 19,526,634 km

• M1: 102,175 km (0.095 R)
• M2: 154,235 km (0.099 R)
• M3: 276,307 km (0.086 R)
• M4: 348,413 km (0.093 R)
• M5: 506,090 km (0.085 R)
• M6: 742,604 km (0.083 R)
• M7: 898,784 km (0.118 R)
• M8: 1,065,586 km (0.115 R)
• M9: 1,538,165 km (0.096 R)
• M10: 1,687,763 km (0.102 R)
• M11: 2,772,198 km (0.044 R)
• M12: 3,063,465 km (0.11 R)
• M13: 3,316,435 km (0.09 R)
• M14: 3,691,776 km (0.101 R)
• M15: 3,741,742 km (0.097 R)
• M16: 3,961,052 km (0.11 R)
• M17: 4,500,502 km (0.049 R)
• M18: 4,554,058 km (0.026 R)
• M19: 5,211,990 km (0.12 R)
• M20: 5,609,322 km (0.114 R)
• M21: 5,724,811 km (0.093 R)
• M22: 6,194,100 km (0.094 R)
• M23: 6,716,496 km (0.086 R)
• M24: 7,484,082 km (0.11 R)
• M25: 7,589,998 km (0.057 R)
• M26: 7,675,119 km (0.116 R)
• M27: 8,565,076 km (0.054 R)
• M28: 9,101,235 km (0.086 R)
• M29: 9,191,592 km (0.113 R)
• M30: 9,350,465 km (0.115 R)
• M31: 9,648,165 km (0.046 R)
• M32: 9,832,769 km (0.073 R)
• M33: 11,206,376 km (0.077 R)
• M34: 12,287,969 km (0.093 R)
• M35: 13,634,500 km (0.108 R)
• M36: 14,814,079 km (0.089 R)
• M37: 15,000,478 km (0.085 R)
• M38: 15,214,552 km (0.071 R)
• M39: 15,268,108 km (0.112 R)
• M40: 15,537,384 km (0.117 R)
• M41: 15,862,610 km (0.113 R)
• M42: 16,382,164 km (0.095 R)
• M43: 17,018,403 km (0.109 R)
• M44: 17,157,829 km (0.073 R)
• M45: 17,578,199 km (0.118 R)
• M46: 18,172,701 km (0.044 R)
• M47: 18,400,837 km (0.114 R)
• M48: 19,177,849 km (0.078 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 355 - 18,952 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit